Update to Chromium revision 318e6f54 (#400326)

2016-06-20 18:59:23 -04:00 · 2016-06-20 18:59:23 -04:00 · 05ee60b7b4
parent 66425def4a
commit 05ee60b7b4
78 changed files with 679 additions and 442 deletions
--- a/CHROMIUM_BUILD_COMPATIBILITY.txt
+++ b/CHROMIUM_BUILD_COMPATIBILITY.txt
@ -7,5 +7,5 @@
 # https://bitbucket.org/chromiumembedded/cef/wiki/BranchesAndBuilding

 {
-  'chromium_checkout': '2b3ae3b8090361f8af5a611712fc1a5ab2de53cb',
+  'chromium_checkout': '318e6f543c58eeeac93b122030041139da7e1e6a',
 }
--- a/cef.gyp
+++ b/cef.gyp
@ -972,6 +972,7 @@
        '<(DEPTH)/components/components.gyp:keyed_service_content',
        '<(DEPTH)/components/components.gyp:keyed_service_core',
        '<(DEPTH)/components/components.gyp:navigation_interception',
+        '<(DEPTH)/components/components.gyp:network_session_configurator_switches',
        '<(DEPTH)/components/components.gyp:pdf_browser',
        '<(DEPTH)/components/components.gyp:pdf_renderer',
        '<(DEPTH)/components/components.gyp:plugins_renderer',
@ -1018,7 +1019,7 @@
        '<(DEPTH)/skia/skia.gyp:skia',
        '<(DEPTH)/storage/storage_browser.gyp:storage',
        '<(DEPTH)/sync/sync.gyp:sync',
-        '<(DEPTH)/third_party/cld_2/cld_2.gyp:cld2_platform_impl',
+        '<(DEPTH)/third_party/cld_2/cld_2.gyp:cld_2',
        '<(DEPTH)/third_party/hunspell/hunspell.gyp:hunspell',
        '<(DEPTH)/third_party/libxml/libxml.gyp:libxml',
        '<(DEPTH)/third_party/WebKit/public/blink.gyp:blink',
--- a/libcef/browser/browser_context_impl.cc
+++ b/libcef/browser/browser_context_impl.cc
@ -29,9 +29,9 @@
 #include "components/content_settings/core/browser/host_content_settings_map.h"
 #include "components/guest_view/browser/guest_view_manager.h"
 #include "components/prefs/pref_service.h"
-#include "components/ui/zoom/zoom_event_manager.h"
 #include "components/visitedlink/browser/visitedlink_event_listener.h"
 #include "components/visitedlink/browser/visitedlink_master.h"
+#include "components/zoom/zoom_event_manager.h"
 #include "content/public/browser/download_manager.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/storage_partition.h"
@ -343,7 +343,7 @@ std::unique_ptr<content::ZoomLevelDelegate>

  return base::WrapUnique(new ChromeZoomLevelPrefs(
      GetPrefs(), cache_path_, partition_path,
-      ui_zoom::ZoomEventManager::GetForBrowserContext(this)->GetWeakPtr()));
+      zoom::ZoomEventManager::GetForBrowserContext(this)->GetWeakPtr()));
 }

 bool CefBrowserContextImpl::IsOffTheRecord() const {
--- a/libcef/browser/browser_host_impl.cc
+++ b/libcef/browser/browser_host_impl.cc
@ -695,7 +695,8 @@ void CefBrowserHostImpl::StartDownload(const CefString& url) {
    return;

  std::unique_ptr<content::DownloadUrlParameters> params(
-      content::DownloadUrlParameters::FromWebContents(web_contents(), gurl));
+      content::DownloadUrlParameters::CreateForWebContentsMainFrame(
+          web_contents(), gurl));
  manager->DownloadUrl(std::move(params));
 }

@ -2243,10 +2244,10 @@ content::JavaScriptDialogManager*
 }

 void CefBrowserHostImpl::RunFileChooser(
-    content::WebContents* web_contents,
+    content::RenderFrameHost* render_frame_host,
    const content::FileChooserParams& params) {
  EnsureFileDialogManager();
-  file_dialog_manager_->RunFileChooser(web_contents, params);
+  file_dialog_manager_->RunFileChooser(render_frame_host, params);
 }

 bool CefBrowserHostImpl::HandleContextMenu(
--- a/libcef/browser/browser_host_impl.h
+++ b/libcef/browser/browser_host_impl.h
@ -404,7 +404,7 @@ class CefBrowserHostImpl : public CefBrowserHost,
  content::JavaScriptDialogManager* GetJavaScriptDialogManager(
      content::WebContents* source) override;
  void RunFileChooser(
-      content::WebContents* web_contents,
+      content::RenderFrameHost* render_frame_host,
      const content::FileChooserParams& params) override;
  bool EmbedsFullscreenWidget() const override;
  void EnterFullscreenModeForTab(content::WebContents* web_contents,
--- a/libcef/browser/browser_main.cc
+++ b/libcef/browser/browser_main.cc
@ -69,7 +69,6 @@ void CefBrowserMainParts::PreMainMessageLoopStart() {
  if (!base::MessageLoop::current()) {
    // Create the browser message loop.
    message_loop_.reset(new CefBrowserMessageLoop());
-    message_loop_->set_thread_name("CrBrowserMain");
  }
 }

--- a/libcef/browser/context.cc
+++ b/libcef/browser/context.cc
@ -28,6 +28,7 @@
 #include "chrome/browser/component_updater/widevine_cdm_component_installer.h"
 #include "chrome/browser/printing/print_job_manager.h"
 #include "components/component_updater/component_updater_service.h"
+#include "components/network_session_configurator/switches.h"
 #include "components/update_client/configurator.h"
 #include "content/public/app/content_main.h"
 #include "content/public/app/content_main_runner.h"
@ -326,7 +327,9 @@ void CefContext::Shutdown() {
  if (settings_.multi_threaded_message_loop) {
    // Events that will be used to signal when shutdown is complete. Start in
    // non-signaled mode so that the event will block.
-    base::WaitableEvent uithread_shutdown_event(false, false);
+    base::WaitableEvent uithread_shutdown_event(
+        base::WaitableEvent::ResetPolicy::AUTOMATIC,
+        base::WaitableEvent::InitialState::NOT_SIGNALED);

    // Finish shutdown on the UI thread.
    CEF_POST_TASK(CEF_UIT,
--- a/libcef/browser/devtools_frontend.cc
+++ b/libcef/browser/devtools_frontend.cc
@ -12,6 +12,7 @@
 #include "base/command_line.h"
 #include "base/json/json_reader.h"
 #include "base/json/json_writer.h"
+#include "base/json/string_escape.h"
 #include "base/memory/ptr_util.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
@ -158,7 +159,7 @@ void CefDevToolsFrontend::Close() {
 void CefDevToolsFrontend::DisconnectFromTarget() {
  if (!agent_host_)
    return;
-  agent_host_->DetachClient();
+  agent_host_->DetachClient(this);
  agent_host_ = NULL;
 }

@ -206,7 +207,7 @@ void CefDevToolsFrontend::DocumentAvailableInMainFrame() {

 void CefDevToolsFrontend::WebContentsDestroyed() {
  if (agent_host_)
-    agent_host_->DetachClient();
+    agent_host_->DetachClient(this);
  delete this;
 }

@ -228,11 +229,12 @@ void CefDevToolsFrontend::HandleMessageFromDevToolsFrontend(
  dict->GetList("params", &params);

  if (method == "dispatchProtocolMessage" && params && params->GetSize() == 1) {
+    if (!agent_host_ || !agent_host_->IsAttached())
+      return;
    std::string protocol_message;
    if (!params->GetString(0, &protocol_message))
      return;
-    if (agent_host_)
-      agent_host_->DispatchProtocolMessage(protocol_message);
+    agent_host_->DispatchProtocolMessage(this, protocol_message);
  } else if (method == "loadCompleted") {
    web_contents()->GetMainFrame()->ExecuteJavaScriptForTests(
        base::ASCIIToUTF16("DevToolsAPI.setUseSoftMenu(true);"));
@ -298,18 +300,21 @@ void CefDevToolsFrontend::DispatchProtocolMessage(
    content::DevToolsAgentHost* agent_host,
    const std::string& message) {
  if (message.length() < kMaxMessageChunkSize) {
-    base::string16 javascript = base::UTF8ToUTF16(
-        "DevToolsAPI.dispatchMessage(" + message + ");");
+    std::string param;
+    base::EscapeJSONString(message, true, &param);
+    std::string code = "DevToolsAPI.dispatchMessage(" + param + ");";
+    base::string16 javascript = base::UTF8ToUTF16(code);
    web_contents()->GetMainFrame()->ExecuteJavaScriptForTests(javascript);
    return;
  }

-  base::FundamentalValue total_size(static_cast<int>(message.length()));
+  size_t total_size = message.length();
  for (size_t pos = 0; pos < message.length(); pos += kMaxMessageChunkSize) {
    std::string param;
-    base::JSONWriter::Write(
-        base::StringValue(message.substr(pos, kMaxMessageChunkSize)), &param);
-    std::string code = "DevToolsAPI.dispatchMessageChunk(" + param + ");";
+    base::EscapeJSONString(message.substr(pos, kMaxMessageChunkSize), true,
+                           &param);
+    std::string code = "DevToolsAPI.dispatchMessageChunk(" + param + "," +
+                       std::to_string(pos ? 0 : total_size) + ");";
    base::string16 javascript = base::UTF8ToUTF16(code);
    web_contents()->GetMainFrame()->ExecuteJavaScriptForTests(javascript);
  }
--- a/libcef/browser/extensions/extension_system.cc
+++ b/libcef/browser/extensions/extension_system.cc
@ -122,17 +122,19 @@ void CefExtensionSystem::Init() {
  // 5. A MimeHandlerViewGuest and CefMimeHandlerViewGuestDelegate is created in
  //    the browser process.
  // 6. MimeHandlerViewGuest navigates to the PDF extension URL.
-  // 7. PDF extension resources are provided from bundle via
+  // 7. Access to PDF extension resources is checked by
+  //    CefExtensionsBrowserClient::AllowCrossRendererResourceLoad.
+  // 8. PDF extension resources are provided from bundle via
  //    CefExtensionsBrowserClient::MaybeCreateResourceBundleRequestJob and
  //    CefComponentExtensionResourceManager.
-  // 8. The PDF extension communicates via the chrome.mimeHandlerPrivate Mojo
+  // 9. The PDF extension communicates via the chrome.mimeHandlerPrivate Mojo
  //    API which is implemented as described in
  //    libcef/common/extensions/api/README.txt.
-  // 9. The PDF extension requests a plugin to handle
+  // 10.The PDF extension requests a plugin to handle
  //    kPDFPluginOutOfProcessMimeType which loads the PDF PPAPI plugin.
-  // 10.Routing of print-related commands are handled by ChromePDFPrintClient
+  // 11.Routing of print-related commands are handled by ChromePDFPrintClient
  //    and CefPrintWebViewHelperDelegate in the renderer process.
-  // 11.The PDF extension is granted access to chrome://resources via
+  // 12.The PDF extension is granted access to chrome://resources via
  //    CefExtensionWebContentsObserver::RenderViewCreated in the browser
  //    process.
  if (PdfExtensionEnabled()) {
--- a/libcef/browser/extensions/extensions_browser_client.cc
+++ b/libcef/browser/extensions/extensions_browser_client.cc
@ -27,6 +27,7 @@
 #include "extensions/browser/extension_host_delegate.h"
 #include "extensions/browser/mojo/service_registration.h"
 #include "extensions/browser/url_request_util.h"
+#include "extensions/common/constants.h"

 using content::BrowserContext;
 using content::BrowserThread;
@ -114,6 +115,13 @@ bool CefExtensionsBrowserClient::AllowCrossRendererResourceLoad(
    bool is_incognito,
    const Extension* extension,
    InfoMap* extension_info_map) {
+  // TODO(cef): This bypasses additional checks added to
+  // AllowCrossRendererResourceLoad() in https://crrev.com/5cf9d45c. Figure out
+  // why permission is not being granted based on "web_accessible_resources"
+  // specified in the PDF extension manifest.json file.
+  if (extension->id() == extension_misc::kPdfExtensionId)
+    return true;
+
  bool allowed = false;
  if (url_request_util::AllowCrossRendererResourceLoad(
          request, is_incognito, extension, extension_info_map, &allowed)) {
--- a/libcef/browser/file_dialog_manager.cc
+++ b/libcef/browser/file_dialog_manager.cc
@ -12,7 +12,7 @@
 #include "libcef/browser/thread_util.h"

 #include "base/threading/worker_pool.h"
-#include "content/public/browser/render_view_host.h"
+#include "content/public/browser/render_frame_host.h"
 #include "content/public/common/file_chooser_file_info.h"
 #include "net/base/directory_lister.h"

@ -158,6 +158,7 @@ CefFileDialogManager::CefFileDialogManager(
      browser_(browser),
      runner_(std::move(runner)),
      file_chooser_pending_(false),
+      render_frame_host_(nullptr),
      weak_ptr_factory_(this) {
  DCHECK(web_contents());
 }
@ -217,40 +218,41 @@ void CefFileDialogManager::RunFileDialog(
 }

 void CefFileDialogManager::RunFileChooser(
-    content::WebContents* web_contents,
+    content::RenderFrameHost* render_frame_host,
    const content::FileChooserParams& params) {
  CEF_REQUIRE_UIT();
-  DCHECK_EQ(web_contents, this->web_contents());
-
-  content::RenderViewHost* render_view_host = web_contents->GetRenderViewHost();
-  if (!render_view_host)
-    return;
+  DCHECK(render_frame_host);

  CefFileDialogRunner::FileChooserParams cef_params;
  static_cast<content::FileChooserParams&>(cef_params) = params;

-  if (lister_) {
-    // Cancel the previous upload folder run.
-    lister_->Cancel();
-    lister_.reset();
-  }
-
+  CefFileDialogRunner::RunFileChooserCallback callback;
  if (params.mode == content::FileChooserParams::UploadFolder) {
-    RunFileChooser(cef_params,
-        base::Bind(
-            &CefFileDialogManager::OnRunFileChooserUploadFolderDelegateCallback,
-            weak_ptr_factory_.GetWeakPtr(), params.mode));
-    return;
+    callback = base::Bind(
+        &CefFileDialogManager::OnRunFileChooserUploadFolderDelegateCallback,
+        weak_ptr_factory_.GetWeakPtr(), params.mode);
+  } else {
+    callback = base::Bind(
+        &CefFileDialogManager::OnRunFileChooserDelegateCallback,
+        weak_ptr_factory_.GetWeakPtr(), params.mode);
  }

-  RunFileChooser(cef_params,
-      base::Bind(&CefFileDialogManager::OnRunFileChooserDelegateCallback,
-                 weak_ptr_factory_.GetWeakPtr(), params.mode));
+  RunFileChooserInternal(render_frame_host, cef_params, callback);
 }

 void CefFileDialogManager::RunFileChooser(
    const CefFileDialogRunner::FileChooserParams& params,
    const CefFileDialogRunner::RunFileChooserCallback& callback) {
+  const CefFileDialogRunner::RunFileChooserCallback& host_callback =
+      base::Bind(&CefFileDialogManager::OnRunFileChooserCallback,
+                 weak_ptr_factory_.GetWeakPtr(), callback);
+  RunFileChooserInternal(nullptr, params, host_callback);
+}
+
+void CefFileDialogManager::RunFileChooserInternal(
+    content::RenderFrameHost* render_frame_host,
+    const CefFileDialogRunner::FileChooserParams& params,
+    const CefFileDialogRunner::RunFileChooserCallback& callback) {
  CEF_REQUIRE_UIT();

  if (file_chooser_pending_) {
@ -260,11 +262,7 @@ void CefFileDialogManager::RunFileChooser(
  }

  file_chooser_pending_ = true;
-
-  // Ensure that the |file_chooser_pending_| flag is cleared.
-  const CefFileDialogRunner::RunFileChooserCallback& host_callback =
-      base::Bind(&CefFileDialogManager::OnRunFileChooserCallback,
-                 weak_ptr_factory_.GetWeakPtr(), callback);
+  render_frame_host_ = render_frame_host;

  bool handled = false;

@ -304,7 +302,7 @@ void CefFileDialogManager::RunFileChooser(
        accept_filters.push_back(*it);

      CefRefPtr<CefFileDialogCallbackImpl> callbackImpl(
-          new CefFileDialogCallbackImpl(host_callback));
+          new CefFileDialogCallbackImpl(callback));
      handled = handler->OnFileDialog(
          browser_,
          static_cast<cef_file_dialog_mode_t>(mode),
@ -327,10 +325,10 @@ void CefFileDialogManager::RunFileChooser(

  if (!handled) {
    if (runner_.get()) {
-      runner_->Run(browser_, params, host_callback);
+      runner_->Run(browser_, params, callback);
    } else {
      LOG(WARNING) << "No file dialog runner available for this platform";
-      host_callback.Run(0, std::vector<base::FilePath>());
+      callback.Run(0, std::vector<base::FilePath>());
    }
  }
 }
@ -341,7 +339,7 @@ void CefFileDialogManager::OnRunFileChooserCallback(
    const std::vector<base::FilePath>& file_paths) {
  CEF_REQUIRE_UIT();

-  file_chooser_pending_ = false;
+  Cleanup();

  // Execute the callback asynchronously.
  CEF_POST_TASK(CEF_UIT,
@ -375,17 +373,6 @@ void CefFileDialogManager::OnRunFileChooserDelegateCallback(
    const std::vector<base::FilePath>& file_paths) {
  CEF_REQUIRE_UIT();

-  if (lister_.get())
-    lister_.reset();
-
-  if (!web_contents())
-    return;
-
-  content::RenderViewHost* render_view_host =
-      web_contents()->GetRenderViewHost();
-  if (!render_view_host)
-    return;
-
  // Convert FilePath list to SelectedFileInfo list.
  std::vector<content::FileChooserFileInfo> selected_files;
  for (size_t i = 0; i < file_paths.size(); ++i) {
@ -395,5 +382,22 @@ void CefFileDialogManager::OnRunFileChooserDelegateCallback(
  }

  // Notify our RenderViewHost in all cases.
-  render_view_host->FilesSelectedInChooser(selected_files, mode);
+  if (render_frame_host_)
+    render_frame_host_->FilesSelectedInChooser(selected_files, mode);
+
+  Cleanup();
+}
+
+void CefFileDialogManager::Cleanup() {
+  if (lister_)
+    lister_.reset();
+
+  render_frame_host_ = nullptr;
+  file_chooser_pending_ = false;
+}
+
+void CefFileDialogManager::RenderFrameDeleted(
+    content::RenderFrameHost* render_frame_host) {
+  if (render_frame_host == render_frame_host_)
+    render_frame_host_ = nullptr;
 }
--- a/libcef/browser/file_dialog_manager.h
+++ b/libcef/browser/file_dialog_manager.h
@ -48,8 +48,8 @@ class CefFileDialogManager : public content::WebContentsObserver {
  // Called from CefBrowserHostImpl::RunFileChooser.
  // See WebContentsDelegate::RunFileChooser documentation.
  void RunFileChooser(
-    content::WebContents* web_contents,
-    const content::FileChooserParams& params);
+      content::RenderFrameHost* render_frame_host,
+      const content::FileChooserParams& params);

  // Run the file chooser dialog specified by |params|. Only a single dialog may
  // be pending at any given time. |callback| will be executed asynchronously
@ -59,7 +59,13 @@ class CefFileDialogManager : public content::WebContentsObserver {
      const CefFileDialogRunner::RunFileChooserCallback& callback);

 private:
-  // Used with RunFileChooser to clear the |file_chooser_pending_| flag.
+  void RunFileChooserInternal(
+      content::RenderFrameHost* render_frame_host,
+      const CefFileDialogRunner::FileChooserParams& params,
+      const CefFileDialogRunner::RunFileChooserCallback& callback);
+
+  // Used with the RunFileChooser variant where the caller specifies a callback
+  // (no associated RenderFrameHost).
  void OnRunFileChooserCallback(
      const CefFileDialogRunner::RunFileChooserCallback& callback,
      int selected_accept_filter,
@ -72,12 +78,20 @@ class CefFileDialogManager : public content::WebContentsObserver {
      int selected_accept_filter,
      const std::vector<base::FilePath>& file_paths);

-  // Used with WebContentsDelegate::RunFileChooser to notify the WebContents.
+  // Used with WebContentsDelegate::RunFileChooser to notify the
+  // RenderFrameHost.
  void OnRunFileChooserDelegateCallback(
      content::FileChooserParams::Mode mode,
      int selected_accept_filter,
      const std::vector<base::FilePath>& file_paths);

+  // Clean up state associated with the last run.
+  void Cleanup();
+
+  // WebContentsObserver methods:
+  void RenderFrameDeleted(
+      content::RenderFrameHost* render_frame_host) override;
+
  // CefBrowserHostImpl pointer is guaranteed to outlive this object.
  CefBrowserHostImpl* browser_;

@ -86,6 +100,9 @@ class CefFileDialogManager : public content::WebContentsObserver {
  // True if a file chooser is currently pending.
  bool file_chooser_pending_;

+  // RenderFrameHost associated with the pending file chooser. May be nullptr.
+  content::RenderFrameHost* render_frame_host_;
+
  // Used for asynchronously listing directory contents.
  std::unique_ptr<net::DirectoryLister> lister_;

--- a/libcef/browser/native/browser_platform_delegate_native_win.cc
+++ b/libcef/browser/native/browser_platform_delegate_native_win.cc
@ -17,6 +17,7 @@
 #include "libcef/browser/thread_util.h"

 #include "base/files/file_util.h"
+#include "base/memory/ref_counted_memory.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/win/registry.h"
 #include "content/public/browser/native_web_keyboard_event.h"
--- a/libcef/browser/native/native_menu_win.cc
+++ b/libcef/browser/native/native_menu_win.cc
@ -258,16 +258,15 @@ class NativeMenuWin::MenuHostWindow {
      gfx::Image icon;
      if (data->native_menu_win->model_->GetIconAt(data->model_index, &icon)) {
        // We currently don't support items with both icons and checkboxes.
-        const gfx::ImageSkia* skia_icon = icon.ToImageSkia();
+        const gfx::ImageSkia skia_icon = icon.AsImageSkia();
        DCHECK(type != ui::MenuModel::TYPE_CHECK);
-        gfx::Canvas canvas(
-            skia_icon->GetRepresentation(1.0f),
-            false);
+        gfx::Canvas canvas(skia_icon.size(), 1.0f, false);
+        canvas.DrawImageInt(skia_icon, 0, 0);
        skia::DrawToNativeContext(
            canvas.sk_canvas(), dc,
            draw_item_struct->rcItem.left + kItemLeftMargin,
            draw_item_struct->rcItem.top + (draw_item_struct->rcItem.bottom -
-                draw_item_struct->rcItem.top - skia_icon->height()) / 2, NULL);
+                draw_item_struct->rcItem.top - skia_icon.height()) / 2, NULL);
      } else if (type == ui::MenuModel::TYPE_CHECK &&
                 data->native_menu_win->model_->IsItemCheckedAt(
                     data->model_index)) {
--- a/libcef/browser/net/resource_request_job.cc
+++ b/libcef/browser/net/resource_request_job.cc
@ -287,15 +287,6 @@ void CefResourceRequestJob::GetLoadTimingInfo(
  load_timing_info->receive_headers_end = receive_headers_end_;
 }

-bool CefResourceRequestJob::GetResponseCookies(
-    std::vector<std::string>* cookies) {
-  CEF_REQUIRE_IOT();
-
-  cookies->clear();
-  FetchResponseCookies(cookies);
-  return true;
-}
-
 bool CefResourceRequestJob::IsRedirectResponse(GURL* location,
                                               int* http_status_code) {
  CEF_REQUIRE_IOT();
--- a/libcef/browser/net/resource_request_job.h
+++ b/libcef/browser/net/resource_request_job.h
@ -39,7 +39,6 @@ class CefResourceRequestJob : public net::URLRequestJob {
  void GetResponseInfo(net::HttpResponseInfo* info) override;
  void GetLoadTimingInfo(
      net::LoadTimingInfo* load_timing_info) const override;
-  bool GetResponseCookies(std::vector<std::string>* cookies) override;
  bool IsRedirectResponse(GURL* location, int* http_status_code)
      override;
  bool GetMimeType(std::string* mime_type) const override;
--- a/libcef/browser/net/url_request_context_getter_impl.cc
+++ b/libcef/browser/net/url_request_context_getter_impl.cc
@ -27,6 +27,7 @@
 #include "build/build_config.h"
 #include "chrome/browser/net/proxy_service_factory.h"
 #include "chrome/common/pref_names.h"
+#include "components/prefs/pref_registry_simple.h"
 #include "components/prefs/pref_service.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/common/content_client.h"
@ -120,9 +121,18 @@ CefURLRequestContextGetterImpl::CefURLRequestContextGetterImpl(

  std::swap(protocol_handlers_, *protocol_handlers);

+  auto io_thread_proxy =
+      BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO);
+
+  quick_check_enabled_.Init(prefs::kQuickCheckEnabled, pref_service);
+  quick_check_enabled_.MoveToThread(io_thread_proxy);
+
+  pac_https_url_stripping_enabled_.Init(prefs::kPacHttpsUrlStrippingEnabled,
+                                        pref_service);
+  pac_https_url_stripping_enabled_.MoveToThread(io_thread_proxy);
+
  force_google_safesearch_.Init(prefs::kForceGoogleSafeSearch, pref_service);
-  force_google_safesearch_.MoveToThread(
-      BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO));
+  force_google_safesearch_.MoveToThread(io_thread_proxy);

 #if defined(OS_POSIX) && !defined(OS_ANDROID)
  gsapi_library_name_ = pref_service->GetString(prefs::kGSSAPILibraryName);
@ -138,8 +148,24 @@ CefURLRequestContextGetterImpl::~CefURLRequestContextGetterImpl() {
  storage_->set_proxy_service(NULL);
 }

+// static
+void CefURLRequestContextGetterImpl::RegisterPrefs(
+    PrefRegistrySimple* registry) {
+  // Based on IOThread::RegisterPrefs.
+#if defined(OS_POSIX) && !defined(OS_ANDROID)
+  registry->RegisterStringPref(prefs::kGSSAPILibraryName, std::string());
+#endif
+  registry->RegisterBooleanPref(prefs::kQuickCheckEnabled, true);
+  registry->RegisterBooleanPref(prefs::kPacHttpsUrlStrippingEnabled, true);
+
+  // Based on ProfileImpl::RegisterProfilePrefs.
+  registry->RegisterBooleanPref(prefs::kForceGoogleSafeSearch, false);
+}
+
 void CefURLRequestContextGetterImpl::ShutdownOnUIThread() {
  CEF_REQUIRE_UIT();
+  quick_check_enabled_.Destroy();
+  pac_https_url_stripping_enabled_.Destroy();
  force_google_safesearch_.Destroy();
 }

@ -189,7 +215,8 @@ net::URLRequestContext* CefURLRequestContextGetterImpl::GetURLRequestContext() {
            url_request_context_->network_delegate(),
            std::move(proxy_config_service_),
            *command_line,
-            true);
+            quick_check_enabled_.GetValue(),
+            pac_https_url_stripping_enabled_.GetValue());
    storage_->set_proxy_service(std::move(system_proxy_service));

    storage_->set_ssl_config_service(new net::SSLConfigServiceDefaults);
--- a/libcef/browser/net/url_request_context_getter_impl.h
+++ b/libcef/browser/net/url_request_context_getter_impl.h
@ -21,6 +21,7 @@
 #include "content/public/browser/browser_context.h"
 #include "net/url_request/url_request_job_factory.h"

+class PrefRegistrySimple;
 class PrefService;

 namespace base {
@ -53,6 +54,9 @@ class CefURLRequestContextGetterImpl : public CefURLRequestContextGetter {
      content::URLRequestInterceptorScopedVector request_interceptors);
  ~CefURLRequestContextGetterImpl() override;

+  // Register preferences. Called from browser_prefs::CreatePrefService().
+  static void RegisterPrefs(PrefRegistrySimple* registry);
+
  // Called when the BrowserContextImpl is destroyed.
  void ShutdownOnUIThread();

@ -106,6 +110,9 @@ class CefURLRequestContextGetterImpl : public CefURLRequestContextGetter {

  std::vector<CefRefPtr<CefRequestContextHandler> > handler_list_;

+  BooleanPrefMember quick_check_enabled_;
+  BooleanPrefMember pac_https_url_stripping_enabled_;
+
  // Member variables which are pointed to by the various context objects.
  mutable BooleanPrefMember force_google_safesearch_;

--- a/libcef/browser/osr/browser_platform_delegate_osr.cc
+++ b/libcef/browser/osr/browser_platform_delegate_osr.cc
@ -217,16 +217,19 @@ void CefBrowserPlatformDelegateOsr::DragTargetDragEnter(
  if (!rvh)
    return;

+  drag_data_ = drag_data;
+
  CefDragDataImpl* data_impl = static_cast<CefDragDataImpl*>(drag_data.get());
  base::AutoLock lock_scope(data_impl->lock());
-  const content::DropData& drop_data = data_impl->drop_data();
+  content::DropData* drop_data = data_impl->drop_data();
  const gfx::Point client_pt(event.x, event.y);
  const gfx::Point& screen_pt = GetScreenPoint(client_pt);
  blink::WebDragOperationsMask ops =
      static_cast<blink::WebDragOperationsMask>(allowed_ops);
  int modifiers = TranslateModifiers(event.modifiers);

-  rvh->DragTargetDragEnter(drop_data, client_pt, screen_pt, ops, modifiers);
+  rvh->FilterDropData(drop_data);
+  rvh->DragTargetDragEnter(*drop_data, client_pt, screen_pt, ops, modifiers);
 }

 void CefBrowserPlatformDelegateOsr::DragTargetDragOver(
@ -258,11 +261,19 @@ void CefBrowserPlatformDelegateOsr::DragTargetDrop(const CefMouseEvent& event) {
  if (!rvh)
    return;

-  const gfx::Point client_pt(event.x, event.y);
-  const gfx::Point& screen_pt = GetScreenPoint(client_pt);
-  int modifiers = TranslateModifiers(event.modifiers);
+  {
+    CefDragDataImpl* data_impl =
+        static_cast<CefDragDataImpl*>(drag_data_.get());
+    base::AutoLock lock_scope(data_impl->lock());
+    content::DropData* drop_data = data_impl->drop_data();
+    const gfx::Point client_pt(event.x, event.y);
+    const gfx::Point& screen_pt = GetScreenPoint(client_pt);
+    int modifiers = TranslateModifiers(event.modifiers);

-  rvh->DragTargetDrop(client_pt, screen_pt, modifiers);
+    rvh->DragTargetDrop(*drop_data, client_pt, screen_pt, modifiers);
+  }
+
+  drag_data_ = nullptr;
 }

 void CefBrowserPlatformDelegateOsr::DragSourceEndedAt(
--- a/libcef/browser/osr/browser_platform_delegate_osr.h
+++ b/libcef/browser/osr/browser_platform_delegate_osr.h
@ -83,6 +83,9 @@ class CefBrowserPlatformDelegateOsr :

  std::unique_ptr<CefBrowserPlatformDelegateNative> native_delegate_;
  CefWebContentsViewOSR* view_osr_;  // Not owned by this class.
+
+  // Pending drag/drop data.
+  CefRefPtr<CefDragData> drag_data_;
 };

 #endif  // CEF_LIBCEF_BROWSER_OSR_BROWSER_PLATFORM_DELEGATE_OSR_H_
--- a/libcef/browser/osr/render_widget_host_view_osr.cc
+++ b/libcef/browser/osr/render_widget_host_view_osr.cc
@ -409,9 +409,11 @@ class CefBeginFrameTimer : public cc::DelayBasedTimeSourceClient {
  CefBeginFrameTimer(int frame_rate_threshold_ms,
                     const base::Closure& callback)
      : callback_(callback) {
-    time_source_ = cc::DelayBasedTimeSource::Create(
-        base::TimeDelta::FromMilliseconds(frame_rate_threshold_ms), 
-        content::BrowserThread::GetMessageLoopProxyForThread(CEF_UIT).get());
+    time_source_.reset(new cc::DelayBasedTimeSource(
+        content::BrowserThread::GetMessageLoopProxyForThread(CEF_UIT).get()));
+    time_source_->SetTimebaseAndInterval(
+        base::TimeTicks(),
+        base::TimeDelta::FromMilliseconds(frame_rate_threshold_ms));
    time_source_->SetClient(this);
  }

@ -1006,6 +1008,11 @@ CefRenderWidgetHostViewOSR::CreateSoftwareOutputDevice(
  return base::WrapUnique(software_output_device_);
 }

+int CefRenderWidgetHostViewOSR::DelegatedFrameHostGetGpuMemoryBufferClientId()
+    const {
+  return render_widget_host_->GetProcess()->GetID();
+}
+
 ui::Layer* CefRenderWidgetHostViewOSR::DelegatedFrameHostGetLayer() const {
  return root_layer_.get();
 }
@ -1020,8 +1027,7 @@ SkColor CefRenderWidgetHostViewOSR::DelegatedFrameHostGetGutterColor(
  // may not match the page's, so use black as the gutter color to avoid
  // flashes of brighter colors during the transition.
  if (render_widget_host_->delegate() &&
-      render_widget_host_->delegate()->IsFullscreenForCurrentTab(
-          render_widget_host_)) {
+      render_widget_host_->delegate()->IsFullscreenForCurrentTab()) {
    return SK_ColorBLACK;
  }
  return color;
--- a/libcef/browser/osr/render_widget_host_view_osr.h
+++ b/libcef/browser/osr/render_widget_host_view_osr.h
@ -25,7 +25,6 @@

 #if defined(OS_MACOSX)
 #include "content/browser/renderer_host/browser_compositor_view_mac.h"
-#include "ui/accelerated_widget_mac/accelerated_widget_mac.h"
 #endif

 #if defined(OS_WIN)
@ -76,11 +75,12 @@ class CefWindowX11;
 // RenderWidgetHostView class hierarchy described in render_widget_host_view.h.
 ///////////////////////////////////////////////////////////////////////////////

+#if defined(OS_MACOSX)
+class AcceleratedWidgetMacNSViewHelper;
+#endif
+
 class CefRenderWidgetHostViewOSR
    : public content::RenderWidgetHostViewBase,
-#if defined(OS_MACOSX)
-      public ui::AcceleratedWidgetMacNSView,
-#endif
      public ui::CompositorDelegate,
      public content::DelegatedFrameHostClient {
 public:
@ -183,14 +183,6 @@ class CefRenderWidgetHostViewOSR
      const std::vector<gfx::Rect>& character_bounds) override;
 #endif

-#if defined(OS_MACOSX)
-  // AcceleratedWidgetMacNSView implementation.
-  NSView* AcceleratedWidgetGetNSView() const override;
-  void AcceleratedWidgetGetVSyncParameters(
-      base::TimeTicks* timebase, base::TimeDelta* interval) const override;
-  void AcceleratedWidgetSwapCompleted() override;
-#endif  // defined(OS_MACOSX)
-
  bool OnMessageReceived(const IPC::Message& msg) override;

  // Message handlers.
@ -201,6 +193,7 @@ class CefRenderWidgetHostViewOSR
      ui::Compositor* compositor) override;

  // DelegatedFrameHostClient implementation.
+  virtual int DelegatedFrameHostGetGpuMemoryBufferClientId() const override;
  ui::Layer* DelegatedFrameHostGetLayer() const override;
  bool DelegatedFrameHostIsVisible() const override;
  SkColor DelegatedFrameHostGetGutterColor(SkColor color) const override;
@ -295,6 +288,8 @@ class CefRenderWidgetHostViewOSR
  void OnScrollOffsetChanged();

 #if defined(OS_MACOSX)
+  friend class AcceleratedWidgetMacNSViewHelper;
+
  // Returns composition character boundary rectangle. The |range| is
  // composition based range. Also stores |actual_range| which is corresponding
  // to actually used range for returned rectangle.
@ -339,6 +334,7 @@ class CefRenderWidgetHostViewOSR
  NSWindow* window_;
  CALayer* background_layer_;
  std::unique_ptr<content::BrowserCompositorMac> browser_compositor_;
+  AcceleratedWidgetMacNSViewHelper* accelerated_widget_helper_;
 #elif defined(USE_X11)
  CefWindowX11* window_;
  std::unique_ptr<ui::XScopedCursor> invisible_cursor_;
--- a/libcef/browser/osr/render_widget_host_view_osr_mac.mm
+++ b/libcef/browser/osr/render_widget_host_view_osr_mac.mm
@ -17,6 +17,7 @@
 #include "base/compiler_specific.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/common/view_messages.h"
+#include "ui/accelerated_widget_mac/accelerated_widget_mac.h"
 #include "ui/events/latency_info.h"

 namespace {
@ -30,6 +31,35 @@ CefTextInputClientOSRMac* GetInputClientFromContext(

 }  // namespace

+
+class AcceleratedWidgetMacNSViewHelper : public ui::AcceleratedWidgetMacNSView {
+ public:
+  explicit AcceleratedWidgetMacNSViewHelper(CefRenderWidgetHostViewOSR* view)
+    : view_(view) {
+  }
+  virtual ~AcceleratedWidgetMacNSViewHelper() {}
+
+  NSView* AcceleratedWidgetGetNSView() const override {
+    return [view_->window_ contentView];
+  }
+
+  void AcceleratedWidgetGetVSyncParameters(
+      base::TimeTicks* timebase, base::TimeDelta* interval) const override {
+    *timebase = base::TimeTicks();
+    *interval = base::TimeDelta();
+  }
+
+  void AcceleratedWidgetSwapCompleted() override {
+  }
+
+ private:
+  // Guaranteed to outlive this object.
+  CefRenderWidgetHostViewOSR* view_;
+
+  DISALLOW_COPY_AND_ASSIGN(AcceleratedWidgetMacNSViewHelper);
+};
+
+
 ui::AcceleratedWidgetMac* CefRenderWidgetHostViewOSR::GetAcceleratedWidgetMac()
    const {
  if (browser_compositor_)
@ -109,19 +139,6 @@ void CefRenderWidgetHostViewOSR::SelectionBoundsChanged(
  first_selection_rect_ = params.anchor_rect;
 }

-NSView* CefRenderWidgetHostViewOSR::AcceleratedWidgetGetNSView() const {
-  return [window_ contentView];
-}
-
-void CefRenderWidgetHostViewOSR::AcceleratedWidgetGetVSyncParameters(
-    base::TimeTicks* timebase, base::TimeDelta* interval) const {
-  *timebase = base::TimeTicks();
-  *interval = base::TimeDelta();
-}
-
-void CefRenderWidgetHostViewOSR::AcceleratedWidgetSwapCompleted() {
-}
-
 CefTextInputContext CefRenderWidgetHostViewOSR::GetNSTextInputContext() {
  if (!text_input_context_osr_mac_) {
    CefTextInputClientOSRMac* text_input_client_osr_mac =
@ -305,10 +322,12 @@ void CefRenderWidgetHostViewOSR::PlatformCreateCompositorWidget() {
  [content_view setWantsLayer:YES];

  browser_compositor_ = content::BrowserCompositorMac::Create();
+  accelerated_widget_helper_ = new AcceleratedWidgetMacNSViewHelper(this);

  compositor_.reset(browser_compositor_->compositor());
  compositor_->SetRootLayer(root_layer_.get());
-  browser_compositor_->accelerated_widget_mac()->SetNSView(this);
+  browser_compositor_->accelerated_widget_mac()->SetNSView(
+      accelerated_widget_helper_);
  browser_compositor_->compositor()->SetVisible(true);

  // CEF needs the browser compositor to remain responsive whereas normal
@ -335,4 +354,7 @@ void CefRenderWidgetHostViewOSR::PlatformDestroyCompositorWidget() {
  browser_compositor_->compositor()->SetScaleAndSize(1.0, gfx::Size(0, 0));
  browser_compositor_->compositor()->SetRootLayer(NULL);
  content::BrowserCompositorMac::Recycle(std::move(browser_compositor_));
+
+  delete accelerated_widget_helper_;
+  accelerated_widget_helper_ = nullptr;
 }
--- a/libcef/browser/prefs/browser_prefs.cc
+++ b/libcef/browser/prefs/browser_prefs.cc
@ -5,6 +5,7 @@
 #include "libcef/browser/prefs/browser_prefs.h"

 #include "libcef/browser/media_capture_devices_dispatcher.h"
+#include "libcef/browser/net/url_request_context_getter_impl.h"
 #include "libcef/browser/prefs/renderer_prefs.h"
 #include "libcef/common/cef_switches.h"

@ -126,6 +127,7 @@ std::unique_ptr<PrefService> CreatePrefService(const base::FilePath& pref_path)
  PrefProxyConfigTrackerImpl::RegisterPrefs(registry.get());
  extensions::ExtensionPrefs::RegisterProfilePrefs(registry.get());
  HostContentSettingsMap::RegisterProfilePrefs(registry.get());
+  CefURLRequestContextGetterImpl::RegisterPrefs(registry.get());
  renderer_prefs::RegisterProfilePrefs(registry.get());
  update_client::RegisterPrefs(registry.get());

@ -160,14 +162,6 @@ std::unique_ptr<PrefService> CreatePrefService(const base::FilePath& pref_path)
  registry->RegisterBooleanPref(prefs::kPluginsAllowOutdated, false);
  registry->RegisterBooleanPref(prefs::kPluginsAlwaysAuthorize, false);

-  // Network preferences.
-  // Based on ProfileImpl::RegisterProfilePrefs.
-  registry->RegisterBooleanPref(prefs::kForceGoogleSafeSearch, false);
-  // Based on IOThread::RegisterPrefs.
-#if defined(OS_POSIX) && !defined(OS_ANDROID)
-  registry->RegisterStringPref(prefs::kGSSAPILibraryName, std::string());
-#endif
-
  if (command_line->HasSwitch(switches::kEnablePreferenceTesting)) {
    // Preferences used with unit tests.
    registry->RegisterBooleanPref("test.bool", true);
--- a/libcef/browser/printing/print_view_manager.cc
+++ b/libcef/browser/printing/print_view_manager.cc
@ -140,7 +140,7 @@ void SavePdfFile(scoped_refptr<base::RefCountedBytes> data,
  DCHECK_CURRENTLY_ON(BrowserThread::FILE);
  DCHECK_GT(data->size(), 0U);

-  PdfMetafileSkia metafile;
+  PdfMetafileSkia metafile(PDF_SKIA_DOCUMENT_TYPE);
  metafile.InitFromData(static_cast<const void*>(data->front()), data->size());

  base::File file(path,
--- a/libcef/browser/printing/print_view_manager_base.cc
+++ b/libcef/browser/printing/print_view_manager_base.cc
@ -151,7 +151,8 @@ void PrintViewManagerBase::OnDidPrintPage(
    }
  }

-  std::unique_ptr<PdfMetafileSkia> metafile(new PdfMetafileSkia);
+  std::unique_ptr<PdfMetafileSkia> metafile(
+      new PdfMetafileSkia(PDF_SKIA_DOCUMENT_TYPE));
  if (metafile_must_be_valid) {
    if (!metafile->InitFromData(shared_buf->memory(), params.data_size)) {
      NOTREACHED() << "Invalid metafile header";
@ -214,16 +215,8 @@ void PrintViewManagerBase::Observe(
    int type,
    const content::NotificationSource& source,
    const content::NotificationDetails& details) {
-  switch (type) {
-    case chrome::NOTIFICATION_PRINT_JOB_EVENT: {
-      OnNotifyPrintJobEvent(*content::Details<JobEventDetails>(details).ptr());
-      break;
-    }
-    default: {
-      NOTREACHED();
-      break;
-    }
-  }
+  DCHECK_EQ(chrome::NOTIFICATION_PRINT_JOB_EVENT, type);
+  OnNotifyPrintJobEvent(*content::Details<JobEventDetails>(details).ptr());
 }

 void PrintViewManagerBase::OnNotifyPrintJobEvent(
--- a/libcef/browser/resource_dispatcher_host_delegate.cc
+++ b/libcef/browser/resource_dispatcher_host_delegate.cc
@ -84,20 +84,23 @@ bool CefResourceDispatcherHostDelegate::HandleExternalProtocol(
    const content::ResourceRequestInfo::WebContentsGetter& web_contents_getter,
    bool is_main_frame,
    ui::PageTransition page_transition,
-    bool has_user_gesture) {
-  if (CEF_CURRENTLY_ON_UIT()) {
-    content::WebContents* web_contents = web_contents_getter.Run();
-    CefRefPtr<CefBrowserHostImpl> browser =
-        CefBrowserHostImpl::GetBrowserForContents(web_contents);
-    if (browser.get())
-      browser->HandleExternalProtocol(url);
-  } else {
+    bool has_user_gesture,
+    content::ResourceContext* resource_context) {
+  if (!CEF_CURRENTLY_ON_UIT()) {
    CEF_POST_TASK(CEF_UIT,
        base::Bind(base::IgnoreResult(&CefResourceDispatcherHostDelegate::
                       HandleExternalProtocol),
                   base::Unretained(this), url, child_id, web_contents_getter,
-                   is_main_frame, page_transition, has_user_gesture));
+                   is_main_frame, page_transition, has_user_gesture,
+                   resource_context));
+    return false;
  }
+
+  content::WebContents* web_contents = web_contents_getter.Run();
+  CefRefPtr<CefBrowserHostImpl> browser =
+      CefBrowserHostImpl::GetBrowserForContents(web_contents);
+  if (browser.get())
+    browser->HandleExternalProtocol(url);
  return false;
 }

--- a/libcef/browser/resource_dispatcher_host_delegate.h
+++ b/libcef/browser/resource_dispatcher_host_delegate.h
@ -28,7 +28,8 @@ class CefResourceDispatcherHostDelegate
          web_contents_getter,
      bool is_main_frame,
      ui::PageTransition page_transition,
-      bool has_user_gesture) override;
+      bool has_user_gesture,
+      content::ResourceContext* resource_context) override;
  bool ShouldInterceptResourceAsStream(net::URLRequest* request,
                                       const base::FilePath& plugin_path,
                                       const std::string& mime_type,
--- a/libcef/browser/views/view_util.cc
+++ b/libcef/browser/views/view_util.cc
@ -200,7 +200,7 @@ display::Display GetDisplayMatchingBounds(const gfx::Rect& bounds,
                                                           find_bounds);
  }
 #endif
-  return display::Screen::GetScreen()->GetDisplayMatching(bounds);
+  return display::Screen::GetScreen()->GetDisplayMatching(find_bounds);
 }

 void ConvertPointFromPixels(gfx::Point* point,
--- a/libcef/common/crash_reporter_client.cc
+++ b/libcef/common/crash_reporter_client.cc
@ -3,6 +3,9 @@
 // found in the LICENSE file.

 #include "libcef/common/crash_reporter_client.h"
+
+#include <utility>
+
 #include "libcef/common/cef_switches.h"
 #include "include/cef_version.h"

@ -19,7 +22,7 @@ CefCrashReporterClient::~CefCrashReporterClient() {}

 #if defined(OS_WIN)
 void CefCrashReporterClient::GetProductNameAndVersion(
-    const base::FilePath& exe_path,
+    const base::string16& exe_path,
    base::string16* product_name,
    base::string16* version,
    base::string16* special_build,
@ -44,18 +47,24 @@ base::FilePath CefCrashReporterClient::GetReporterLogFilename() {
 }
 #endif

-bool CefCrashReporterClient::GetCrashDumpLocation(base::FilePath* crash_dir) {
-#if !defined(OS_WIN)
-  const base::CommandLine* command_line =
-      base::CommandLine::ForCurrentProcess();
-  if (!command_line->HasSwitch(switches::kCrashDumpsDir))
-    return false;
-  *crash_dir = command_line->GetSwitchValuePath(switches::kCrashDumpsDir);
-  return true;
+#if defined(OS_WIN)
+bool CefCrashReporterClient::GetCrashDumpLocation(base::string16* crash_dir) {
 #else
-  NOTREACHED();
-  return false;
+bool CefCrashReporterClient::GetCrashDumpLocation(base::FilePath* crash_dir) {
 #endif
+  if (!base::CommandLine::ForCurrentProcess()->HasSwitch(
+          switches::kCrashDumpsDir))
+    return false;
+
+  base::FilePath crash_directory =
+      base::CommandLine::ForCurrentProcess()->GetSwitchValuePath(
+          switches::kCrashDumpsDir);
+#if defined(OS_WIN)
+  *crash_dir = crash_directory.value();
+#else
+  *crash_dir = std::move(crash_directory);
+#endif
+  return true;
 }

 bool CefCrashReporterClient::EnableBreakpadForProcess(
--- a/libcef/common/crash_reporter_client.h
+++ b/libcef/common/crash_reporter_client.h
@ -17,7 +17,7 @@ class CefCrashReporterClient : public crash_reporter::CrashReporterClient {
 #if defined(OS_WIN)
  // Returns a textual description of the product type and version to include
  // in the crash report.
-  void GetProductNameAndVersion(const base::FilePath& exe_path,
+  void GetProductNameAndVersion(const base::string16& exe_path,
                                base::string16* product_name,
                                base::string16* version,
                                base::string16* special_build,
@ -35,7 +35,11 @@ class CefCrashReporterClient : public crash_reporter::CrashReporterClient {

  // The location where minidump files should be written. Returns true if
  // |crash_dir| was set.
+#if defined(OS_WIN)
+  bool GetCrashDumpLocation(base::string16* crash_dir) override;
+#else
  bool GetCrashDumpLocation(base::FilePath* crash_dir) override;
+#endif

  bool EnableBreakpadForProcess(const std::string& process_type) override;

--- a/libcef/common/drag_data_impl.h
+++ b/libcef/common/drag_data_impl.h
@ -43,8 +43,8 @@ class CefDragDataImpl : public CefDragData {
  void AddFile(const CefString& path, const CefString& display_name) override;

  // This method is not safe. Use Lock/Unlock to get mutually exclusive access.
-  const content::DropData& drop_data() {
-    return data_;
+  content::DropData* drop_data() {
+    return &data_;
  }

  void SetReadOnly(bool read_only);
--- a/libcef/common/values_impl.cc
+++ b/libcef/common/values_impl.cc
@ -454,7 +454,8 @@ CefBinaryValueImpl::CefBinaryValueImpl(char* data,
                                       size_t data_size,
                                       bool copy)
  : CefValueBase<CefBinaryValue, base::BinaryValue>(
-        copy ? base::BinaryValue::CreateWithCopiedBuffer(data, data_size) :
+        copy ? base::BinaryValue::CreateWithCopiedBuffer(data,
+                                                         data_size).release() :
               new base::BinaryValue(std::unique_ptr<char[]>(data), data_size),
        NULL, kOwnerWillDelete, true, NULL) {
 }
--- a/libcef/renderer/content_renderer_client.cc
+++ b/libcef/renderer/content_renderer_client.cc
@ -120,6 +120,12 @@ class CefPrerendererClient : public content::RenderViewObserver,
 private:
  ~CefPrerendererClient() override {}

+  // RenderViewObserver methods:
+  void OnDestruct() override {
+    delete this;
+  }
+
+  // WebPrerendererClient methods:
  void willAddPrerender(blink::WebPrerender* prerender) override {}
 };

--- a/libcef/renderer/media/cef_key_systems.cc
+++ b/libcef/renderer/media/cef_key_systems.cc
@ -125,10 +125,11 @@ static void AddPepperBasedWidevine(
 #endif  // defined(USE_PROPRIETARY_CODECS)
  }

+  using Robustness = cdm::WidevineKeySystemProperties::Robustness;
  concrete_key_systems->emplace_back(new cdm::WidevineKeySystemProperties(
      supported_codecs,
-      media::EmeRobustness::SW_SECURE_CRYPTO,       // Maximum audio robustness.
-      media::EmeRobustness::SW_SECURE_DECODE,       // Maximum video robustness.
+      Robustness::SW_SECURE_CRYPTO,                 // Maximum audio robustness.
+      Robustness::SW_SECURE_DECODE,                 // Maximum video robustness.
      media::EmeSessionTypeSupport::NOT_SUPPORTED,  // persistent-license.
      media::EmeSessionTypeSupport::
          NOT_SUPPORTED,                          // persistent-release-message.
--- a/libcef/renderer/pepper/pepper_helper.cc
+++ b/libcef/renderer/pepper/pepper_helper.cc
@ -23,3 +23,7 @@ void CefPepperHelper::DidCreatePepperPlugin(content::RendererPpapiHost* host) {
  host->GetPpapiHost()->AddHostFactoryFilter(
      base::WrapUnique(new CefRendererPepperHostFactory(host)));
 }
+
+void CefPepperHelper::OnDestruct() {
+  delete this;
+}
--- a/libcef/renderer/pepper/pepper_helper.h
+++ b/libcef/renderer/pepper/pepper_helper.h
@ -17,6 +17,7 @@ class CefPepperHelper : public content::RenderFrameObserver {

  // RenderFrameObserver.
  void DidCreatePepperPlugin(content::RendererPpapiHost* host) override;
+  void OnDestruct() override;

 private:
  DISALLOW_COPY_AND_ASSIGN(CefPepperHelper);
--- a/libcef/renderer/plugins/cef_plugin_placeholder.cc
+++ b/libcef/renderer/plugins/cef_plugin_placeholder.cc
@ -58,7 +58,6 @@ CefPluginPlaceholder::CefPluginPlaceholder(
                                         html_data),
      status_(CefViewHostMsg_GetPluginInfo_Status::kAllowed),
      title_(title),
-      has_host_(false),
      context_menu_request_id_(0),
      ignore_updates_(false) {
  RenderThread::Get()->AddObserver(this);
--- a/libcef/renderer/plugins/cef_plugin_placeholder.h
+++ b/libcef/renderer/plugins/cef_plugin_placeholder.h
@ -82,7 +82,6 @@ class CefPluginPlaceholder final

  base::string16 title_;

-  bool has_host_;
  int context_menu_request_id_;  // Nonzero when request pending.
  base::string16 plugin_name_;

--- a/libcef/renderer/plugins/plugin_preroller.cc
+++ b/libcef/renderer/plugins/plugin_preroller.cc
@ -91,3 +91,7 @@ void CefPluginPreroller::OnThrottlerDestroyed() {
  throttler_ = nullptr;
  delete this;
 }
+
+void CefPluginPreroller::OnDestruct() {
+  delete this;
+}
--- a/libcef/renderer/plugins/plugin_preroller.h
+++ b/libcef/renderer/plugins/plugin_preroller.h
@ -44,6 +44,9 @@ class CefPluginPreroller : public content::PluginInstanceThrottler::Observer,
  void OnThrottleStateChange() override;
  void OnThrottlerDestroyed() override;

+  // content::RenderFrameObserver implementation.
+  void OnDestruct() override;
+
  blink::WebLocalFrame* frame_;
  blink::WebPluginParams params_;
  content::WebPluginInfo info_;
--- a/libcef/renderer/render_frame_observer.cc
+++ b/libcef/renderer/render_frame_observer.cc
@ -99,6 +99,10 @@ void CefRenderFrameObserver::WillReleaseScriptContext(
  CefV8ReleaseContext(context);
 }

+void CefRenderFrameObserver::OnDestruct() {
+  delete this;
+}
+

 // Enable deprecation warnings for MSVC. See http://crbug.com/585142.
 #if defined(OS_WIN)
--- a/libcef/renderer/render_frame_observer.h
+++ b/libcef/renderer/render_frame_observer.h
@ -21,6 +21,7 @@ class CefRenderFrameObserver : public content::RenderFrameObserver {
                              int world_id) override;
  void WillReleaseScriptContext(v8::Handle<v8::Context> context,
                                int world_id) override;
+  void OnDestruct() override;

 private:
  DISALLOW_COPY_AND_ASSIGN(CefRenderFrameObserver);
--- a/libcef/renderer/v8_impl.cc
+++ b/libcef/renderer/v8_impl.cc
@ -15,7 +15,6 @@
 MSVC_PUSH_WARNING_LEVEL(0);
 #include "core/frame/Frame.h"
 #include "core/frame/LocalFrame.h"
-#include "core/workers/WorkerGlobalScope.h"
 #include "bindings/core/v8/ScriptController.h"
 #include "bindings/core/v8/V8Binding.h"
 MSVC_POP_WARNING();
--- a/patch/patch.cfg
+++ b/patch/patch.cfg
@ -27,7 +27,10 @@ patches = [
  {
    # Avoid MessageLoop assertion on OS X.
    # https://bitbucket.org/chromiumembedded/cef/issues/443
-    'name': 'message_loop_443',
+    #
+    # Revert change on Windows that removes MessageLoop::os_modal_loop().
+    # https://codereview.chromium.org/1992243003
+    'name': 'message_loop_443_1992243003',
    'path': '../base/message_loop/',
  },
  {
--- a/patch/patches/browser_frame_host_guest_1687.patch
+++ b/patch/patches/browser_frame_host_guest_1687.patch
@ -1,8 +1,8 @@
 diff --git render_widget_host_view_guest.cc render_widget_host_view_guest.cc
-index 54d6c4c..4a5268d 100644
+index 2f7ff29..49389ce 100644
 --- render_widget_host_view_guest.cc
 +++ render_widget_host_view_guest.cc
-@@ -212,6 +212,9 @@ void RenderWidgetHostViewGuest::Destroy() {
+@@ -215,6 +215,9 @@ void RenderWidgetHostViewGuest::Destroy() {
 }
 
 gfx::Size RenderWidgetHostViewGuest::GetPhysicalBackingSize() const {
--- a/patch/patches/browser_plugin_guest_1565.patch
+++ b/patch/patches/browser_plugin_guest_1565.patch
@ -1,5 +1,5 @@
 diff --git browser/browser_plugin/browser_plugin_guest.cc browser/browser_plugin/browser_plugin_guest.cc
-index 71e2857..73d4e45 100644
+index 826c644..f52fd25 100644
 --- browser/browser_plugin/browser_plugin_guest.cc
 +++ browser/browser_plugin/browser_plugin_guest.cc
@@ -28,7 +28,7 @@
@ -11,7 +11,7 @@ index 71e2857..73d4e45 100644
 #include "content/common/browser_plugin/browser_plugin_constants.h"
 #include "content/common/browser_plugin/browser_plugin_messages.h"
 #include "content/common/content_constants_internal.h"
-@@ -287,20 +287,19 @@ void BrowserPluginGuest::InitInternal(
+@@ -289,20 +289,19 @@ void BrowserPluginGuest::InitInternal(
   guest_window_rect_ = params.view_rect;
 
   if (owner_web_contents_ != owner_web_contents) {
@ -36,7 +36,7 @@ index 71e2857..73d4e45 100644
   }
 
   RendererPreferences* renderer_prefs =
-@@ -750,11 +749,10 @@ void BrowserPluginGuest::OnWillAttachComplete(
+@@ -755,11 +754,10 @@ void BrowserPluginGuest::OnWillAttachComplete(
         ->GetWidget()
         ->Init();
     GetWebContents()->GetMainFrame()->Init();
--- a/patch/patches/browser_web_contents_1257.patch
+++ b/patch/patches/browser_web_contents_1257.patch
@ -1,79 +1,29 @@
 diff --git web_contents_impl.cc web_contents_impl.cc
-index 5621f82..3124d00 100644
+index 7754791..8aebfcd 100644
 --- web_contents_impl.cc
 +++ web_contents_impl.cc
-@@ -1510,39 +1510,47 @@ void WebContentsImpl::Init(const WebContents::CreateParams& params) {
-   // frame - let's do the same thing here.
+@@ -1498,6 +1498,12 @@ void WebContentsImpl::Init(const WebContents::CreateParams& params) {
   std::string unique_name = params.main_frame_name;
   frame_tree_.root()->SetFrameName(params.main_frame_name, unique_name);
-+  
+ 
 +  if (params.view && params.delegate_view) {
 +    view_.reset(params.view);
 +    render_view_host_delegate_view_ = params.delegate_view;
 +  }
- 
-  WebContentsViewDelegate* delegate =
-      GetContentClient()->browser()->GetWebContentsViewDelegate(this);
-+  if (!view_) {
-+    WebContentsViewDelegate* delegate =
-+        GetContentClient()->browser()->GetWebContentsViewDelegate(this);
- 
- #if defined(MOJO_SHELL_CLIENT)
-  if (MojoShellConnection::Get() &&
-      base::CommandLine::ForCurrentProcess()->HasSwitch(
-          switches::kUseMusInRenderer)) {
-    mus::Window* mus_window = aura::GetMusWindow(params.context);
-    if (mus_window) {
-      view_.reset(new WebContentsViewMus(mus_window, this, delegate,
-                                         &render_view_host_delegate_view_));
-+    if (MojoShellConnection::Get() &&
-+        base::CommandLine::ForCurrentProcess()->HasSwitch(
-+            switches::kUseMusInRenderer)) {
-+      mus::Window* mus_window = aura::GetMusWindow(params.context);
-+      if (mus_window) {
-+        view_.reset(new WebContentsViewMus(mus_window, this, delegate,
-+                                           &render_view_host_delegate_view_));
-+      }
-     }
-  }
- #endif
- 
-  if (!view_) {
-+    if (!view_) {
-+      if (browser_plugin_guest_ &&
-+          BrowserPluginGuestMode::UseCrossProcessFramesForGuests()) {
-+        view_.reset(new WebContentsViewChildFrame(
-+            this, delegate, &render_view_host_delegate_view_));
-+      } else {
-+        view_.reset(CreateWebContentsView(this, delegate,
-+                                          &render_view_host_delegate_view_));
-+      }
-+    }
 +
-     if (browser_plugin_guest_ &&
-        BrowserPluginGuestMode::UseCrossProcessFramesForGuests()) {
-      view_.reset(new WebContentsViewChildFrame(
-          this, delegate, &render_view_host_delegate_view_));
-    } else {
-      view_.reset(CreateWebContentsView(this, delegate,
-                                        &render_view_host_delegate_view_));
-+        !BrowserPluginGuestMode::UseCrossProcessFramesForGuests()) {
-+      view_.reset(new WebContentsViewGuest(this, browser_plugin_guest_.get(),
-+                                           std::move(view_),
-+                                           &render_view_host_delegate_view_));
-     }
-   }
+  if (!view_) {
+   WebContentsViewDelegate* delegate =
+       GetContentClient()->browser()->GetWebContentsViewDelegate(this);
 
-  if (browser_plugin_guest_ &&
-      !BrowserPluginGuestMode::UseCrossProcessFramesForGuests()) {
-    view_.reset(new WebContentsViewGuest(this, browser_plugin_guest_.get(),
-                                         std::move(view_),
-                                         &render_view_host_delegate_view_));
-  }
+@@ -1530,6 +1536,7 @@ void WebContentsImpl::Init(const WebContents::CreateParams& params) {
+                                          std::move(view_),
+                                          &render_view_host_delegate_view_));
+   }
+  }
   CHECK(render_view_host_delegate_view_);
   CHECK(view_.get());
 
-@@ -1974,11 +1982,14 @@ void WebContentsImpl::CreateNewWindow(
+@@ -1973,11 +1980,14 @@ void WebContentsImpl::CreateNewWindow(
       static_cast<SessionStorageNamespaceImpl*>(session_storage_namespace);
   CHECK(session_storage_namespace_impl->IsFromContext(dom_storage_context));
 
@ -89,7 +39,7 @@ index 5621f82..3124d00 100644
     if (route_id != MSG_ROUTING_NONE &&
         !RenderViewHost::FromID(render_process_id, route_id)) {
       // If the embedder didn't create a WebContents for this route, we need to
-@@ -2002,6 +2013,8 @@ void WebContentsImpl::CreateNewWindow(
+@@ -2001,6 +2011,8 @@ void WebContentsImpl::CreateNewWindow(
   create_params.opener_render_process_id = render_process_id;
   create_params.opener_render_frame_id = params.opener_render_frame_id;
   create_params.opener_suppressed = params.opener_suppressed;
--- a/patch/patches/build.patch
+++ b/patch/patches/build.patch
@ -1,5 +1,5 @@
 diff --git common.gypi common.gypi
-index 3724f2f..5eb9cde 100644
+index 203247d..2991dfc 100644
 --- common.gypi
 +++ common.gypi
@@ -9,6 +9,9 @@
--- a/patch/patches/chrome_browser_1257.patch
+++ b/patch/patches/chrome_browser_1257.patch
@ -1,8 +1,8 @@
 diff --git ui/browser.cc ui/browser.cc
-index e551474..222b6ad 100644
+index 14a9336..6f26daf 100644
 --- ui/browser.cc
 +++ ui/browser.cc
-@@ -1731,7 +1731,9 @@ bool Browser::ShouldCreateWebContents(
+@@ -1614,7 +1614,9 @@ bool Browser::ShouldCreateWebContents(
     const std::string& frame_name,
     const GURL& target_url,
     const std::string& partition_id,
@ -14,7 +14,7 @@ index e551474..222b6ad 100644
     // If a BackgroundContents is created, suppress the normal WebContents.
     return !MaybeCreateBackgroundContents(
 diff --git ui/browser.h ui/browser.h
-index 2196898..af9df43 100644
+index 01f2880..e741e21 100644
 --- ui/browser.h
 +++ ui/browser.h
@@ -616,7 +616,9 @@ class Browser : public TabStripModelObserver,
--- a/patch/patches/compositor_1368.patch
+++ b/patch/patches/compositor_1368.patch
@ -1,8 +1,8 @@
 diff --git content/browser/compositor/gpu_process_transport_factory.cc content/browser/compositor/gpu_process_transport_factory.cc
-index ea713fd..e4119f6 100644
+index 6fdb92e..5405306 100644
 --- content/browser/compositor/gpu_process_transport_factory.cc
 +++ content/browser/compositor/gpu_process_transport_factory.cc
-@@ -188,6 +188,13 @@ GpuProcessTransportFactory::~GpuProcessTransportFactory() {
+@@ -184,6 +184,13 @@ GpuProcessTransportFactory::~GpuProcessTransportFactory() {
 std::unique_ptr<cc::SoftwareOutputDevice>
 GpuProcessTransportFactory::CreateSoftwareOutputDevice(
     ui::Compositor* compositor) {
@ -14,7 +14,7 @@ index ea713fd..e4119f6 100644
 +  }
 +
 #if defined(MOJO_RUNNER_CLIENT)
-   if (IsRunningInMojoShell()) {
+   if (shell::ShellIsRemote()) {
     return std::unique_ptr<cc::SoftwareOutputDevice>(
 diff --git ui/compositor/compositor.h ui/compositor/compositor.h
 index a6245da..edfdeb5c 100644
--- a/patch/patches/content_nav_1129.patch
+++ b/patch/patches/content_nav_1129.patch
@ -19,10 +19,10 @@ index 4ad49c8..f1fa7ab 100644
   return false;
 }
 diff --git public/renderer/content_renderer_client.h public/renderer/content_renderer_client.h
-index d96adc9..348ae16 100644
+index 579335b..2248549 100644
 --- public/renderer/content_renderer_client.h
 +++ public/renderer/content_renderer_client.h
-@@ -200,7 +200,6 @@ class CONTENT_EXPORT ContentRendererClient {
+@@ -201,7 +201,6 @@ class CONTENT_EXPORT ContentRendererClient {
   // Returns true if a popup window should be allowed.
   virtual bool AllowPopup();
 
@ -30,7 +30,7 @@ index d96adc9..348ae16 100644
   // TODO(sgurun) This callback is deprecated and will be removed as soon
   // as android webview completes implementation of a resource throttle based
   // shouldoverrideurl implementation. See crbug.com/325351
-@@ -216,6 +215,7 @@ class CONTENT_EXPORT ContentRendererClient {
+@@ -217,6 +216,7 @@ class CONTENT_EXPORT ContentRendererClient {
                                 blink::WebNavigationPolicy default_policy,
                                 bool is_redirect);
 
@ -39,10 +39,10 @@ index d96adc9..348ae16 100644
   // built in media player for the given |url|. Defaults to false.
   virtual bool ShouldUseMediaPlayerForURL(const GURL& url);
 diff --git renderer/render_frame_impl.cc renderer/render_frame_impl.cc
-index 4ff6aaa..4309775 100644
+index 5f3ab60..b6f503f 100644
 --- renderer/render_frame_impl.cc
 +++ renderer/render_frame_impl.cc
-@@ -4771,7 +4771,6 @@ WebNavigationPolicy RenderFrameImpl::decidePolicyForNavigation(
+@@ -4867,7 +4867,6 @@ WebNavigationPolicy RenderFrameImpl::decidePolicyForNavigation(
       (pending_navigation_params_ &&
        !pending_navigation_params_->request_params.redirects.empty());
 
@ -50,7 +50,7 @@ index 4ff6aaa..4309775 100644
   // The handlenavigation API is deprecated and will be removed once
   // crbug.com/325351 is resolved.
   if (GetContentClient()->renderer()->HandleNavigation(
-@@ -4780,7 +4779,6 @@ WebNavigationPolicy RenderFrameImpl::decidePolicyForNavigation(
+@@ -4876,7 +4875,6 @@ WebNavigationPolicy RenderFrameImpl::decidePolicyForNavigation(
           is_redirect)) {
     return blink::WebNavigationPolicyIgnore;
   }
--- a/patch/patches/extensions_1257.patch
+++ b/patch/patches/extensions_1257.patch
@ -1,5 +1,5 @@
 diff --git browser/guest_view/extension_options/extension_options_guest.cc browser/guest_view/extension_options/extension_options_guest.cc
-index eb8eb4d..836ce55 100644
+index 85bd364..60e936c 100644
 --- browser/guest_view/extension_options/extension_options_guest.cc
 +++ browser/guest_view/extension_options/extension_options_guest.cc
@@ -203,7 +203,9 @@ bool ExtensionOptionsGuest::ShouldCreateWebContents(
--- a/patch/patches/gritsettings.patch
+++ b/patch/patches/gritsettings.patch
@ -1,5 +1,5 @@
 diff --git resource_ids resource_ids
-index 5c46a26..b0babb3 100644
+index bac636f2..979a58f0 100644
 --- resource_ids
 +++ resource_ids
@@ -14,6 +14,12 @@
@ -14,4 +14,4 @@ index 5c46a26..b0babb3 100644
 +  },
   "chrome/browser/browser_resources.grd": {
     "includes": [400],
-     "structures": [750],
+     "structures": [850],
--- a/patch/patches/message_loop_443.patch
+++ b/patch/patches/message_loop_443.patch
@ -1,17 +0,0 @@
-diff --git message_loop.cc message_loop.cc
-index 3fef91b..58ddbf3 100644
--- message_loop.cc
-+++ message_loop.cc
-@@ -142,12 +142,6 @@ MessageLoop::~MessageLoop() {
-   // may be current.
-   DCHECK((pump_ && current() == this) || (!pump_ && current() != this));
- 
-  // iOS just attaches to the loop, it doesn't Run it.
-  // TODO(stuartmorgan): Consider wiring up a Detach().
-#if !defined(OS_IOS)
-  DCHECK(!run_loop_);
-#endif
-
- #if defined(OS_WIN)
-   if (in_high_res_mode_)
-     Time::ActivateHighResolutionTimer(false);
--- a/patch/patches/message_loop_443_1992243003.patch
+++ b/patch/patches/message_loop_443_1992243003.patch
@ -0,0 +1,106 @@
+diff --git message_loop.cc message_loop.cc
+index 2d6e2a5..7509494 100644
+--- message_loop.cc
+++ message_loop.cc
+@@ -143,12 +143,6 @@ MessageLoop::~MessageLoop() {
+   // may be current.
+   DCHECK((pump_ && current() == this) || (!pump_ && current() != this));
+ 
+-  // iOS just attaches to the loop, it doesn't Run it.
+-  // TODO(stuartmorgan): Consider wiring up a Detach().
+-#if !defined(OS_IOS)
+-  DCHECK(!run_loop_);
+-#endif
+-
+ #if defined(OS_WIN)
+   if (in_high_res_mode_)
+     Time::ActivateHighResolutionTimer(false);
+@@ -390,6 +384,9 @@ MessageLoop::MessageLoop(Type type, MessagePumpFactoryCallback pump_factory)
+       in_high_res_mode_(false),
+ #endif
+       nestable_tasks_allowed_(true),
+#if defined(OS_WIN)
+      os_modal_loop_(false),
+#endif  // OS_WIN
+       pump_factory_(pump_factory),
+       message_histogram_(NULL),
+       run_loop_(NULL),
+diff --git message_loop.h message_loop.h
+index 11d8712..bddc532 100644
+--- message_loop.h
+++ message_loop.h
+@@ -373,6 +373,16 @@ class BASE_EXPORT MessageLoop : public MessagePump::Delegate {
+   void AddTaskObserver(TaskObserver* task_observer);
+   void RemoveTaskObserver(TaskObserver* task_observer);
+ 
+#if defined(OS_WIN)
+  void set_os_modal_loop(bool os_modal_loop) {
+    os_modal_loop_ = os_modal_loop;
+  }
+
+  bool os_modal_loop() const {
+    return os_modal_loop_;
+  }
+#endif  // OS_WIN
+
+   // Can only be called from the thread that owns the MessageLoop.
+   bool is_running() const;
+ 
+@@ -511,6 +521,12 @@ class BASE_EXPORT MessageLoop : public MessagePump::Delegate {
+   // insider a (accidentally induced?) nested message pump.
+   bool nestable_tasks_allowed_;
+ 
+#if defined(OS_WIN)
+  // Should be set to true before calling Windows APIs like TrackPopupMenu, etc.
+  // which enter a modal message loop.
+  bool os_modal_loop_;
+#endif
+
+   // pump_factory_.Run() is called to create a message pump for this loop
+   // if type_ is TYPE_CUSTOM and pump_ is null.
+   MessagePumpFactoryCallback pump_factory_;
+diff --git message_pump_win.cc message_pump_win.cc
+index 499d2d8..9002e15 100644
+--- message_pump_win.cc
+++ message_pump_win.cc
+@@ -474,20 +474,28 @@ bool MessagePumpForUI::ProcessMessageHelper(const MSG& msg) {
+ }
+ 
+ bool MessagePumpForUI::ProcessPumpReplacementMessage() {
+-  // When we encounter a kMsgHaveWork message, this method is called to peek and
+-  // process a replacement message. The goal is to make the kMsgHaveWork as non-
+-  // intrusive as possible, even though a continuous stream of such messages are
+-  // posted. This method carefully peeks a message while there is no chance for
+-  // a kMsgHaveWork to be pending, then resets the |have_work_| flag (allowing a
+-  // replacement kMsgHaveWork to possibly be posted), and finally dispatches
+-  // that peeked replacement. Note that the re-post of kMsgHaveWork may be
+-  // asynchronous to this thread!!
+-
+  // When we encounter a kMsgHaveWork message, this method is called to peek
+  // and process a replacement message, such as a WM_PAINT or WM_TIMER.  The
+  // goal is to make the kMsgHaveWork as non-intrusive as possible, even though
+  // a continuous stream of such messages are posted.  This method carefully
+  // peeks a message while there is no chance for a kMsgHaveWork to be pending,
+  // then resets the have_work_ flag (allowing a replacement kMsgHaveWork to
+  // possibly be posted), and finally dispatches that peeked replacement.  Note
+  // that the re-post of kMsgHaveWork may be asynchronous to this thread!!
+
+  bool have_message = false;
+   MSG msg;
+-  const bool have_message =
+-      g_peek_message(&msg, nullptr, 0, 0, PM_REMOVE) != FALSE;
+  // We should not process all window messages if we are in the context of an
+  // OS modal loop, i.e. in the context of a windows API call like MessageBox.
+  // This is to ensure that these messages are peeked out by the OS modal loop.
+  if (MessageLoop::current()->os_modal_loop()) {
+    // We only peek out WM_PAINT and WM_TIMER here for reasons mentioned above.
+    have_message = PeekMessage(&msg, NULL, WM_PAINT, WM_PAINT, PM_REMOVE) ||
+                   PeekMessage(&msg, NULL, WM_TIMER, WM_TIMER, PM_REMOVE);
+  } else {
+    have_message = PeekMessage(&msg, NULL, 0, 0, PM_REMOVE) != FALSE;
+  }
+ 
+-  // Expect no message or a message different than kMsgHaveWork.
+   DCHECK(!have_message || kMsgHaveWork != msg.message ||
+          msg.hwnd != message_hwnd_);
+ 
--- a/patch/patches/net_filter_515.patch
+++ b/patch/patches/net_filter_515.patch
@ -1,8 +1,8 @@
 diff --git base/network_delegate.h base/network_delegate.h
-index 81d8190..3405e31 100644
+index 2deb9c58..0896a36 100644
 --- base/network_delegate.h
 +++ base/network_delegate.h
-@@ -35,6 +35,7 @@ namespace net {
+@@ -36,6 +36,7 @@ namespace net {
 // of net/base here, because we have a net_base library. Forward declarations
 // are ok.
 class CookieOptions;
@ -10,7 +10,7 @@ index 81d8190..3405e31 100644
 class HttpRequestHeaders;
 class HttpResponseHeaders;
 class ProxyInfo;
-@@ -109,6 +110,13 @@ class NET_EXPORT NetworkDelegate : public base::NonThreadSafe {
+@@ -111,6 +112,13 @@ class NET_EXPORT NetworkDelegate : public base::NonThreadSafe {
       const GURL& target_url,
       const GURL& referrer_url) const;
 
@ -45,10 +45,10 @@ index 78b8c34..387bea5 100644
   friend class GZipUnitTest;
   friend class SdchFilterChainingTest;
 diff --git url_request/url_request_job.cc url_request/url_request_job.cc
-index 63edfe3..8ab84cc 100644
+index b9c8646..f1ed586 100644
 --- url_request/url_request_job.cc
 +++ url_request/url_request_job.cc
-@@ -448,6 +448,9 @@ void URLRequestJob::NotifyHeadersComplete() {
+@@ -444,6 +444,9 @@ void URLRequestJob::NotifyHeadersComplete() {
   if (request_->status().is_success())
     filter_ = SetupFilter();
 
--- a/patch/patches/net_urlrequest_1327.patch
+++ b/patch/patches/net_urlrequest_1327.patch
@ -1,8 +1,8 @@
 diff --git url_request.h url_request.h
-index eb94da8..e4a9370 100644
+index a4dba71..bde4569 100644
 --- url_request.h
 +++ url_request.h
-@@ -659,10 +659,10 @@ class NET_EXPORT URLRequest : NON_EXPORTED_BASE(public base::NonThreadSafe),
+@@ -648,10 +648,10 @@ class NET_EXPORT URLRequest : NON_EXPORTED_BASE(public base::NonThreadSafe),
   // or after the response headers are received.
   void GetConnectionAttempts(ConnectionAttempts* out) const;
 
--- a/patch/patches/pdfium_print_549365.patch
+++ b/patch/patches/pdfium_print_549365.patch
@ -1,8 +1,8 @@
 diff --git fpdfsdk/fpdfview.cpp fpdfsdk/fpdfview.cpp
-index 020ff8d..e4c5d9a 100644
+index 43ca318..ca42502 100644
 --- fpdfsdk/fpdfview.cpp
 +++ fpdfsdk/fpdfview.cpp
-@@ -19,6 +19,7 @@
+@@ -20,6 +20,7 @@
 #include "fpdfsdk/include/fsdk_mgr.h"
 #include "fpdfsdk/include/fsdk_rendercontext.h"
 #include "fpdfsdk/javascript/ijs_runtime.h"
@ -10,7 +10,7 @@ index 020ff8d..e4c5d9a 100644
 #include "public/fpdf_ext.h"
 #include "public/fpdf_progressive.h"
 #include "third_party/base/numerics/safe_conversions_impl.h"
-@@ -267,6 +268,7 @@ DLLEXPORT void STDCALL FPDF_DestroyLibrary() {
+@@ -291,6 +292,7 @@ DLLEXPORT void STDCALL FPDF_DestroyLibrary() {
 #endif  // PDF_ENABLE_XFA
   CPDF_ModuleMgr::Destroy();
   CFX_GEModule::Destroy();
--- a/patch/patches/prefs_content_1161.patch
+++ b/patch/patches/prefs_content_1161.patch
@ -1,8 +1,8 @@
 diff --git public/common/common_param_traits_macros.h public/common/common_param_traits_macros.h
-index 3a1b8fb..927061c 100644
+index c58e881..ccce3c1 100644
 --- public/common/common_param_traits_macros.h
 +++ public/common/common_param_traits_macros.h
-@@ -207,6 +207,7 @@ IPC_STRUCT_TRAITS_BEGIN(content::WebPreferences)
+@@ -208,6 +208,7 @@ IPC_STRUCT_TRAITS_BEGIN(content::WebPreferences)
   IPC_STRUCT_TRAITS_MEMBER(main_frame_resizes_are_orientation_changes)
   IPC_STRUCT_TRAITS_MEMBER(initialize_at_minimum_page_scale)
   IPC_STRUCT_TRAITS_MEMBER(smart_insert_delete_enabled)
@ -11,10 +11,10 @@ index 3a1b8fb..927061c 100644
   IPC_STRUCT_TRAITS_MEMBER(navigate_on_drag_drop)
   IPC_STRUCT_TRAITS_MEMBER(spatial_navigation_enabled)
 diff --git public/common/web_preferences.cc public/common/web_preferences.cc
-index a0bc6f1..96d1478 100644
+index 21411ea..2555544 100644
 --- public/common/web_preferences.cc
 +++ public/common/web_preferences.cc
-@@ -163,6 +163,7 @@ WebPreferences::WebPreferences()
+@@ -167,6 +167,7 @@ WebPreferences::WebPreferences()
       pinch_overlay_scrollbar_thickness(0),
       use_solid_color_scrollbars(false),
       navigate_on_drag_drop(true),
@ -23,10 +23,10 @@ index a0bc6f1..96d1478 100644
       inert_visual_viewport(false),
       record_whole_document(false),
 diff --git public/common/web_preferences.h public/common/web_preferences.h
-index 54b8ed4..160991f 100644
+index b30f22a9..7779d08 100644
 --- public/common/web_preferences.h
 +++ public/common/web_preferences.h
-@@ -176,6 +176,7 @@ struct CONTENT_EXPORT WebPreferences {
+@@ -178,6 +178,7 @@ struct CONTENT_EXPORT WebPreferences {
   int pinch_overlay_scrollbar_thickness;
   bool use_solid_color_scrollbars;
   bool navigate_on_drag_drop;
@ -35,10 +35,10 @@ index 54b8ed4..160991f 100644
   bool inert_visual_viewport;
   bool record_whole_document;
 diff --git renderer/render_view_impl.cc renderer/render_view_impl.cc
-index 71c52a3..cef247f 100644
+index bec4737..ea6262b 100644
 --- renderer/render_view_impl.cc
 +++ renderer/render_view_impl.cc
-@@ -1475,6 +1475,8 @@ void RenderViewImpl::ApplyWebPreferencesInternal(
+@@ -1468,6 +1468,8 @@ void RenderViewImpl::ApplyWebPreferencesInternal(
     blink::WebView* web_view,
     CompositorDependencies* compositor_deps) {
   ApplyWebPreferences(prefs, web_view);
--- a/patch/patches/print_header_footer_1478_1565.patch
+++ b/patch/patches/print_header_footer_1478_1565.patch
@ -136,7 +136,7 @@ index 705211b..a524333 100644
                     PrintHostMsg_SetOptionsFromDocument_Params /* params */)
 -#endif  // defined(ENABLE_PRINT_PREVIEW)
 diff --git printing/renderer/print_web_view_helper.cc printing/renderer/print_web_view_helper.cc
-index cfb1c77..33dad1a 100644
+index fa79d1a..3cf2f1d 100644
 --- printing/renderer/print_web_view_helper.cc
 +++ printing/renderer/print_web_view_helper.cc
@@ -83,6 +83,9 @@ const float kPrintingMinimumShrinkFactor = 1.333f;
@ -241,7 +241,7 @@ index cfb1c77..33dad1a 100644
     IPC_MESSAGE_HANDLER(PrintMsg_SetScriptedPrintingBlocked,
                         SetScriptedPrintBlocked)
     IPC_MESSAGE_UNHANDLED(handled = false)
-@@ -984,7 +973,6 @@ void PrintWebViewHelper::OnPrintForSystemDialog() {
+@@ -988,7 +977,6 @@ void PrintWebViewHelper::OnPrintForSystemDialog() {
 }
 #endif  // defined(ENABLE_BASIC_PRINTING)
 
@ -249,7 +249,7 @@ index cfb1c77..33dad1a 100644
 void PrintWebViewHelper::OnPrintForPrintPreview(
     const base::DictionaryValue& job_settings) {
   CHECK_LE(ipc_nesting_level_, 1);
-@@ -1049,7 +1037,6 @@ void PrintWebViewHelper::OnPrintForPrintPreview(
+@@ -1053,7 +1041,6 @@ void PrintWebViewHelper::OnPrintForPrintPreview(
     DidFinishPrinting(FAIL_PRINT);
   }
 }
@ -257,7 +257,7 @@ index cfb1c77..33dad1a 100644
 
 void PrintWebViewHelper::GetPageSizeAndContentAreaFromPageLayout(
     const PageSizeMargins& page_layout_in_points,
-@@ -1074,7 +1061,6 @@ void PrintWebViewHelper::UpdateFrameMarginsCssInfo(
+@@ -1078,7 +1065,6 @@ void PrintWebViewHelper::UpdateFrameMarginsCssInfo(
   ignore_css_margins_ = (margins_type != DEFAULT_MARGINS);
 }
 
@ -265,7 +265,7 @@ index cfb1c77..33dad1a 100644
 void PrintWebViewHelper::OnPrintPreview(const base::DictionaryValue& settings) {
   if (ipc_nesting_level_ > 1)
     return;
-@@ -1235,7 +1221,7 @@ bool PrintWebViewHelper::CreatePreviewDocument() {
+@@ -1239,7 +1225,7 @@ bool PrintWebViewHelper::CreatePreviewDocument() {
   return true;
 }
 
@ -274,7 +274,7 @@ index cfb1c77..33dad1a 100644
 bool PrintWebViewHelper::RenderPreviewPage(
     int page_number,
     const PrintMsg_Print_Params& print_params) {
-@@ -1264,7 +1250,7 @@ bool PrintWebViewHelper::RenderPreviewPage(
+@@ -1269,7 +1255,7 @@ bool PrintWebViewHelper::RenderPreviewPage(
   }
   return PreviewPageRendered(page_number, draft_metafile.get());
 }
@ -283,7 +283,7 @@ index cfb1c77..33dad1a 100644
 
 bool PrintWebViewHelper::FinalizePrintReadyDocument() {
   DCHECK(!is_print_ready_metafile_sent_);
-@@ -1294,7 +1280,6 @@ bool PrintWebViewHelper::FinalizePrintReadyDocument() {
+@@ -1299,7 +1285,6 @@ bool PrintWebViewHelper::FinalizePrintReadyDocument() {
   Send(new PrintHostMsg_MetafileReadyForPrinting(routing_id(), preview_params));
   return true;
 }
@ -291,7 +291,7 @@ index cfb1c77..33dad1a 100644
 
 void PrintWebViewHelper::OnPrintingDone(bool success) {
   if (ipc_nesting_level_ > 1)
-@@ -1309,7 +1294,6 @@ void PrintWebViewHelper::SetScriptedPrintBlocked(bool blocked) {
+@@ -1314,7 +1299,6 @@ void PrintWebViewHelper::SetScriptedPrintBlocked(bool blocked) {
   is_scripted_printing_blocked_ = blocked;
 }
 
@ -299,7 +299,7 @@ index cfb1c77..33dad1a 100644
 void PrintWebViewHelper::OnInitiatePrintPreview(bool selection_only) {
   if (ipc_nesting_level_ > 1)
     return;
-@@ -1320,7 +1304,9 @@ void PrintWebViewHelper::OnInitiatePrintPreview(bool selection_only) {
+@@ -1325,7 +1309,9 @@ void PrintWebViewHelper::OnInitiatePrintPreview(bool selection_only) {
   // that instead.
   auto plugin = delegate_->GetPdfElement(frame);
   if (!plugin.isNull()) {
@ -309,7 +309,7 @@ index cfb1c77..33dad1a 100644
     return;
   }
   print_preview_context_.InitWithFrame(frame);
-@@ -1328,7 +1314,6 @@ void PrintWebViewHelper::OnInitiatePrintPreview(bool selection_only) {
+@@ -1333,7 +1319,6 @@ void PrintWebViewHelper::OnInitiatePrintPreview(bool selection_only) {
                           ? PRINT_PREVIEW_USER_INITIATED_SELECTION
                           : PRINT_PREVIEW_USER_INITIATED_ENTIRE_FRAME);
 }
@ -317,7 +317,7 @@ index cfb1c77..33dad1a 100644
 
 bool PrintWebViewHelper::IsPrintingEnabled() {
   bool result = false;
-@@ -1354,11 +1339,9 @@ void PrintWebViewHelper::PrintNode(const blink::WebNode& node) {
+@@ -1359,11 +1344,9 @@ void PrintWebViewHelper::PrintNode(const blink::WebNode& node) {
 
   // Make a copy of the node, in case RenderView::OnContextMenuClosed resets
   // its |context_menu_node_|.
@ -330,7 +330,7 @@ index cfb1c77..33dad1a 100644
   } else {
 #if defined(ENABLE_BASIC_PRINTING)
     blink::WebNode duplicate_node(node);
-@@ -1424,7 +1407,6 @@ void PrintWebViewHelper::DidFinishPrinting(PrintingResult result) {
+@@ -1429,7 +1412,6 @@ void PrintWebViewHelper::DidFinishPrinting(PrintingResult result) {
       }
       break;
 
@ -338,7 +338,7 @@ index cfb1c77..33dad1a 100644
     case FAIL_PREVIEW:
       int cookie =
           print_pages_params_ ? print_pages_params_->params.document_cookie : 0;
-@@ -1436,7 +1418,6 @@ void PrintWebViewHelper::DidFinishPrinting(PrintingResult result) {
+@@ -1441,7 +1423,6 @@ void PrintWebViewHelper::DidFinishPrinting(PrintingResult result) {
       }
       print_preview_context_.Failed(notify_browser_of_print_failure_);
       break;
@ -346,7 +346,7 @@ index cfb1c77..33dad1a 100644
   }
   prep_frame_view_.reset();
   print_pages_params_.reset();
-@@ -1568,7 +1549,6 @@ bool PrintWebViewHelper::CalculateNumberOfPages(blink::WebLocalFrame* frame,
+@@ -1573,7 +1554,6 @@ bool PrintWebViewHelper::CalculateNumberOfPages(blink::WebLocalFrame* frame,
   return true;
 }
 
@ -354,7 +354,7 @@ index cfb1c77..33dad1a 100644
 bool PrintWebViewHelper::SetOptionsFromPdfDocument(
     PrintHostMsg_SetOptionsFromDocument_Params* options) {
   blink::WebLocalFrame* source_frame = print_preview_context_.source_frame();
-@@ -1677,7 +1657,6 @@ bool PrintWebViewHelper::UpdatePrintSettings(
+@@ -1682,7 +1662,6 @@ bool PrintWebViewHelper::UpdatePrintSettings(
 
   return true;
 }
@ -362,7 +362,7 @@ index cfb1c77..33dad1a 100644
 
 #if defined(ENABLE_BASIC_PRINTING)
 bool PrintWebViewHelper::GetPrintSettingsFromUser(blink::WebLocalFrame* frame,
-@@ -1785,7 +1764,6 @@ void PrintWebViewHelper::PrintPageInternal(
+@@ -1790,7 +1769,6 @@ void PrintWebViewHelper::PrintPageInternal(
 
   MetafileSkiaWrapper::SetMetafileOnCanvas(*canvas, metafile);
 
@ -370,7 +370,7 @@ index cfb1c77..33dad1a 100644
   if (params.params.display_header_footer) {
     // TODO(thestig): Figure out why Linux needs this. It is almost certainly
     // |printingMinimumShrinkFactor| from Blink.
-@@ -1800,7 +1778,6 @@ void PrintWebViewHelper::PrintPageInternal(
+@@ -1805,7 +1783,6 @@ void PrintWebViewHelper::PrintPageInternal(
                          scale_factor / fudge_factor, page_layout_in_points,
                          params.params);
   }
@ -378,7 +378,7 @@ index cfb1c77..33dad1a 100644
 
   float webkit_scale_factor =
       RenderPageContent(frame, params.page_number, canvas_area, content_area,
-@@ -1836,7 +1813,6 @@ bool PrintWebViewHelper::CopyMetafileDataToSharedMem(
+@@ -1841,7 +1818,6 @@ bool PrintWebViewHelper::CopyMetafileDataToSharedMem(
   return true;
 }
 
@ -386,7 +386,7 @@ index cfb1c77..33dad1a 100644
 void PrintWebViewHelper::ShowScriptedPrintPreview() {
   if (is_scripted_preview_delayed_) {
     is_scripted_preview_delayed_ = false;
-@@ -1964,7 +1940,6 @@ bool PrintWebViewHelper::PreviewPageRendered(int page_number,
+@@ -1969,7 +1945,6 @@ bool PrintWebViewHelper::PreviewPageRendered(int page_number,
   Send(new PrintHostMsg_DidPreviewPage(routing_id(), preview_page_params));
   return true;
 }
@ -395,7 +395,7 @@ index cfb1c77..33dad1a 100644
 PrintWebViewHelper::PrintPreviewContext::PrintPreviewContext()
     : total_page_count_(0),
 diff --git printing/renderer/print_web_view_helper.h printing/renderer/print_web_view_helper.h
-index 7232b22..d2833f8 100644
+index fe33d5e..3f1b7b5 100644
 --- printing/renderer/print_web_view_helper.h
 +++ printing/renderer/print_web_view_helper.h
@@ -137,9 +137,7 @@ class PrintWebViewHelper
@ -408,7 +408,7 @@ index 7232b22..d2833f8 100644
   };
 
   enum PrintPreviewErrorBuckets {
-@@ -173,10 +171,8 @@ class PrintWebViewHelper
+@@ -174,10 +172,8 @@ class PrintWebViewHelper
   void OnPrintForSystemDialog();
   void OnPrintForPrintPreview(const base::DictionaryValue& job_settings);
 #endif  // defined(ENABLE_BASIC_PRINTING)
@ -419,7 +419,7 @@ index 7232b22..d2833f8 100644
   void OnPrintingDone(bool success);
 
   // Get |page_size| and |content_area| information from
-@@ -189,7 +185,6 @@ class PrintWebViewHelper
+@@ -190,7 +186,6 @@ class PrintWebViewHelper
   // Update |ignore_css_margins_| based on settings.
   void UpdateFrameMarginsCssInfo(const base::DictionaryValue& settings);
 
@ -427,7 +427,7 @@ index 7232b22..d2833f8 100644
   // Prepare frame for creating preview document.
   void PrepareFrameForPreviewDocument();
 
-@@ -206,7 +201,6 @@ class PrintWebViewHelper
+@@ -207,7 +202,6 @@ class PrintWebViewHelper
 
   // Finalize the print ready preview document.
   bool FinalizePrintReadyDocument();
@ -435,7 +435,7 @@ index 7232b22..d2833f8 100644
 
   // Enable/Disable window.print calls.  If |blocked| is true window.print
   // calls will silently fail.  Call with |blocked| set to false to reenable.
-@@ -235,7 +229,6 @@ class PrintWebViewHelper
+@@ -236,7 +230,6 @@ class PrintWebViewHelper
                               const blink::WebNode& node,
                               int* number_of_pages);
 
@ -443,7 +443,7 @@ index 7232b22..d2833f8 100644
   // Set options for print preset from source PDF document.
   bool SetOptionsFromPdfDocument(
       PrintHostMsg_SetOptionsFromDocument_Params* options);
-@@ -246,7 +239,6 @@ class PrintWebViewHelper
+@@ -247,7 +240,6 @@ class PrintWebViewHelper
   bool UpdatePrintSettings(blink::WebLocalFrame* frame,
                            const blink::WebNode& node,
                            const base::DictionaryValue& passed_job_settings);
@ -451,7 +451,7 @@ index 7232b22..d2833f8 100644
 
   // Get final print settings from the user.
   // Return false if the user cancels or on error.
-@@ -321,7 +313,6 @@ class PrintWebViewHelper
+@@ -322,7 +314,6 @@ class PrintWebViewHelper
       const PrintMsg_PrintPages_Params& params,
       int page_count);
 
@ -459,7 +459,7 @@ index 7232b22..d2833f8 100644
   // Given the |device| and |canvas| to draw on, prints the appropriate headers
   // and footers using strings from |header_footer_info| on to the canvas.
   static void PrintHeaderAndFooter(blink::WebCanvas* canvas,
-@@ -331,7 +322,6 @@ class PrintWebViewHelper
+@@ -332,7 +323,6 @@ class PrintWebViewHelper
                                    float webkit_scale_factor,
                                    const PageSizeMargins& page_layout_in_points,
                                    const PrintMsg_Print_Params& params);
@ -467,7 +467,7 @@ index 7232b22..d2833f8 100644
 
   bool GetPrintFrame(blink::WebLocalFrame** frame);
 
-@@ -343,7 +333,6 @@ class PrintWebViewHelper
+@@ -344,7 +334,6 @@ class PrintWebViewHelper
   bool IsScriptInitiatedPrintAllowed(blink::WebFrame* frame,
                                      bool user_initiated);
 
@ -475,7 +475,7 @@ index 7232b22..d2833f8 100644
   // Shows scripted print preview when options from plugin are available.
   void ShowScriptedPrintPreview();
 
-@@ -359,7 +348,6 @@ class PrintWebViewHelper
+@@ -360,7 +349,6 @@ class PrintWebViewHelper
   // |metafile| is the rendered page. Otherwise |metafile| is NULL.
   // Returns true if print preview should continue, false on failure.
   bool PreviewPageRendered(int page_number, PdfMetafileSkia* metafile);
@ -483,7 +483,7 @@ index 7232b22..d2833f8 100644
 
   void SetPrintPagesParams(const PrintMsg_PrintPages_Params& settings);
 
-@@ -512,6 +500,7 @@ class PrintWebViewHelper
+@@ -513,6 +501,7 @@ class PrintWebViewHelper
   ScriptingThrottler scripting_throttler_;
 
   bool print_node_in_progress_;
@ -492,7 +492,7 @@ index 7232b22..d2833f8 100644
   bool is_loading_;
   bool is_scripted_preview_delayed_;
 diff --git printing/renderer/print_web_view_helper_mac.mm printing/renderer/print_web_view_helper_mac.mm
-index 1d23d5b..e99373b 100644
+index d227c5e..f362093 100644
 --- printing/renderer/print_web_view_helper_mac.mm
 +++ printing/renderer/print_web_view_helper_mac.mm
@@ -68,7 +68,6 @@ void PrintWebViewHelper::PrintPageInternal(
@ -503,7 +503,7 @@ index 1d23d5b..e99373b 100644
 bool PrintWebViewHelper::RenderPreviewPage(
     int page_number,
     const PrintMsg_Print_Params& print_params) {
-@@ -104,7 +103,6 @@ bool PrintWebViewHelper::RenderPreviewPage(
+@@ -105,7 +104,6 @@ bool PrintWebViewHelper::RenderPreviewPage(
   }
   return PreviewPageRendered(page_number, draft_metafile.get());
 }
@ -511,7 +511,7 @@ index 1d23d5b..e99373b 100644
 
 void PrintWebViewHelper::RenderPage(const PrintMsg_Print_Params& params,
                                     int page_number,
-@@ -139,14 +137,12 @@ void PrintWebViewHelper::RenderPage(const PrintMsg_Print_Params& params,
+@@ -140,14 +138,12 @@ void PrintWebViewHelper::RenderPage(const PrintMsg_Print_Params& params,
 
     MetafileSkiaWrapper::SetMetafileOnCanvas(*canvas, metafile);
     skia::SetIsPreviewMetafile(*canvas, is_preview);
--- a/patch/patches/public_browser_1257.patch
+++ b/patch/patches/public_browser_1257.patch
@ -1,20 +1,20 @@
 diff --git web_contents.cc web_contents.cc
-index 69190cf..05d2250 100644
+index fa0afb5..d677b31 100644
 --- web_contents.cc
 +++ web_contents.cc
-@@ -28,7 +28,9 @@ WebContents::CreateParams::CreateParams(BrowserContext* context,
-       initially_hidden(false),
+@@ -29,7 +29,9 @@ WebContents::CreateParams::CreateParams(BrowserContext* context,
       guest_delegate(nullptr),
       context(nullptr),
-      renderer_initiated_creation(false) {}
-+      renderer_initiated_creation(false),
+       renderer_initiated_creation(false),
+-      initialize_renderer(false) {
+      initialize_renderer(false),
 +      view(nullptr),
-+      delegate_view(nullptr) {}
+      delegate_view(nullptr) {
+ }
 
 WebContents::CreateParams::CreateParams(const CreateParams& other) = default;
- 
 diff --git web_contents.h web_contents.h
-index 6aa00e6..41223fa 100644
+index 90b647e..9fcedc0 100644
 --- web_contents.h
 +++ web_contents.h
@@ -55,8 +55,10 @@ class PageState;
@ -28,10 +28,10 @@ index 6aa00e6..41223fa 100644
 struct CustomContextMenuContext;
 struct DropData;
 struct Manifest;
-@@ -149,6 +151,10 @@ class WebContents : public PageNavigator,
-     // RenderFrame, have already been created on the renderer side, and
-     // WebContents construction should take this into account.
-     bool renderer_initiated_creation;
+@@ -157,6 +159,10 @@ class WebContents : public PageNavigator,
+     // Note that the pre-created renderer process may not be used if the first
+     // navigation requires a dedicated or privileged process, such as a WebUI.
+     bool initialize_renderer;
 +
 +    // Optionally specify the view and delegate view.
 +    content::WebContentsView* view;
@ -55,7 +55,7 @@ index df97348..8e2168e 100644
 }
 
 diff --git web_contents_delegate.h web_contents_delegate.h
-index 74b56e1..b4dcb2a 100644
+index 2816c4d..387821f 100644
 --- web_contents_delegate.h
 +++ web_contents_delegate.h
@@ -42,9 +42,11 @@ class JavaScriptDialogManager;
--- a/patch/patches/render_view_host_impl_1392.patch
+++ b/patch/patches/render_view_host_impl_1392.patch
@ -1,8 +1,8 @@
 diff --git render_view_host_impl.h render_view_host_impl.h
-index d54b2d7..c696c6f 100644
+index 495ee21..952ddc8 100644
 --- render_view_host_impl.h
 +++ render_view_host_impl.h
-@@ -193,6 +193,7 @@ class CONTENT_EXPORT RenderViewHostImpl : public RenderViewHost,
+@@ -196,6 +196,7 @@ class CONTENT_EXPORT RenderViewHostImpl : public RenderViewHost,
   void set_is_swapped_out(bool is_swapped_out) {
     is_swapped_out_ = is_swapped_out;
   }
--- a/patch/patches/render_widget_host_1070383005.patch
+++ b/patch/patches/render_widget_host_1070383005.patch
@ -1,8 +1,8 @@
 diff --git render_widget_host_view_mac.mm render_widget_host_view_mac.mm
-index 86481a9..e2e56c0 100644
+index 68b3476..5fd78d0 100644
 --- render_widget_host_view_mac.mm
 +++ render_widget_host_view_mac.mm
-@@ -572,9 +572,6 @@ RenderWidgetHostViewMac::RenderWidgetHostViewMac(RenderWidgetHost* widget,
+@@ -575,9 +575,6 @@ RenderWidgetHostViewMac::RenderWidgetHostViewMac(RenderWidgetHost* widget,
   // Paint this view host with |background_color_| when there is no content
   // ready to draw.
   background_layer_.reset([[CALayer alloc] init]);
--- a/patch/patches/ui_dragdrop_355390.patch
+++ b/patch/patches/ui_dragdrop_355390.patch
@ -1,9 +1,9 @@
 diff --git os_exchange_data_provider_aurax11.cc os_exchange_data_provider_aurax11.cc
-index e2bba47..ea698fa3 100644
+index 6048670..b37f4bf 100644
 --- os_exchange_data_provider_aurax11.cc
 +++ os_exchange_data_provider_aurax11.cc
-@@ -159,7 +159,8 @@ void OSExchangeDataProviderAuraX11::SetURL(const GURL& url,
-     format_map_.Insert(atom_cache_.GetAtom(kMimeTypeMozillaURL), mem);
+@@ -158,7 +158,8 @@ void OSExchangeDataProviderAuraX11::SetURL(const GURL& url,
+                        mem);
 
     // Set a string fallback as well.
 -    SetString(spec);
--- a/patch/patches/views_1749.patch
+++ b/patch/patches/views_1749.patch
@ -1,8 +1,8 @@
 diff --git controls/button/menu_button.cc controls/button/menu_button.cc
-index 3602b45..ec83c86 100644
+index 20b3452..ec73e01 100644
 --- controls/button/menu_button.cc
 +++ controls/button/menu_button.cc
-@@ -199,7 +199,7 @@ void MenuButton::OnPaint(gfx::Canvas* canvas) {
+@@ -195,7 +195,7 @@ void MenuButton::OnPaint(gfx::Canvas* canvas) {
 gfx::Size MenuButton::GetPreferredSize() const {
   gfx::Size prefsize = LabelButton::GetPreferredSize();
   if (show_menu_marker_) {
@ -11,7 +11,7 @@ index 3602b45..ec83c86 100644
                          kMenuMarkerPaddingRight,
                      0);
   }
-@@ -329,7 +329,7 @@ gfx::Rect MenuButton::GetChildAreaBounds() {
+@@ -324,7 +324,7 @@ gfx::Rect MenuButton::GetChildAreaBounds() {
   gfx::Size s = size();
 
   if (show_menu_marker_) {
@ -20,7 +20,7 @@ index 3602b45..ec83c86 100644
                 kMenuMarkerPaddingRight);
   }
 
-@@ -415,4 +415,10 @@ int MenuButton::GetMaximumScreenXCoordinate() {
+@@ -412,4 +412,10 @@ int MenuButton::GetMaximumScreenXCoordinate() {
   return monitor_bounds.right() - 1;
 }
 
--- a/patch/patches/views_widget_180_1481_1677_1749.patch
+++ b/patch/patches/views_widget_180_1481_1677_1749.patch
@ -1,8 +1,8 @@
 diff --git content/browser/renderer_host/render_widget_host_view_aura.cc content/browser/renderer_host/render_widget_host_view_aura.cc
-index c33e325c..04ad7d9 100644
+index f65febf0..9ffc653 100644
 --- content/browser/renderer_host/render_widget_host_view_aura.cc
 +++ content/browser/renderer_host/render_widget_host_view_aura.cc
-@@ -695,6 +695,13 @@ void RenderWidgetHostViewAura::SetKeyboardFocus() {
+@@ -770,6 +770,13 @@ void RenderWidgetHostViewAura::SetKeyboardFocus() {
     }
   }
 #endif
@ -17,19 +17,19 @@ index c33e325c..04ad7d9 100644
   if (host_ && set_focus_on_mouse_down_or_key_event_) {
     set_focus_on_mouse_down_or_key_event_ = false;
 diff --git content/browser/renderer_host/render_widget_host_view_base.cc content/browser/renderer_host/render_widget_host_view_base.cc
-index dd88fae..0aaaf78 100644
+index c4b9d14..c8f8cb2 100644
 --- content/browser/renderer_host/render_widget_host_view_base.cc
 +++ content/browser/renderer_host/render_widget_host_view_base.cc
-@@ -40,6 +40,7 @@ RenderWidgetHostViewBase::RenderWidgetHostViewBase()
-       current_device_scale_factor_(0),
+@@ -42,6 +42,7 @@ RenderWidgetHostViewBase::RenderWidgetHostViewBase()
       current_display_rotation_(display::Display::ROTATE_0),
       pinch_zoom_enabled_(content::IsPinchToZoomEnabled()),
+       text_input_manager_(nullptr),
 +      has_external_parent_(false),
       renderer_frame_number_(0),
       weak_factory_(this) {}
 
-@@ -250,6 +251,10 @@ void RenderWidgetHostViewBase::EndFrameSubscription() {
-   NOTREACHED();
+@@ -269,6 +270,10 @@ void RenderWidgetHostViewBase::FocusedNodeTouched(
+   DVLOG(1) << "FocusedNodeTouched: " << editable;
 }
 
 +void RenderWidgetHostViewBase::SetHasExternalParent(bool val) {
@ -40,20 +40,20 @@ index dd88fae..0aaaf78 100644
   return renderer_frame_number_;
 }
 diff --git content/browser/renderer_host/render_widget_host_view_base.h content/browser/renderer_host/render_widget_host_view_base.h
-index 8eb9689..d076b3b 100644
+index 772dca1..d28c177 100644
 --- content/browser/renderer_host/render_widget_host_view_base.h
 +++ content/browser/renderer_host/render_widget_host_view_base.h
-@@ -97,6 +97,7 @@ class CONTENT_EXPORT RenderWidgetHostViewBase : public RenderWidgetHostView,
-   void BeginFrameSubscription(
-       std::unique_ptr<RenderWidgetHostViewFrameSubscriber> subscriber) override;
+@@ -101,6 +101,7 @@ class CONTENT_EXPORT RenderWidgetHostViewBase : public RenderWidgetHostView,
   void EndFrameSubscription() override;
+   void FocusedNodeTouched(const gfx::Point& location_dips_screen,
+                           bool editable) override;
 +  void SetHasExternalParent(bool val) override;
 
   // This only needs to be overridden by RenderWidgetHostViewBase subclasses
   // that handle content embedded within other RenderWidgetHostViews.
-@@ -423,6 +424,10 @@ class CONTENT_EXPORT RenderWidgetHostViewBase : public RenderWidgetHostView,
-   // renderer.
-   bool pinch_zoom_enabled_;
+@@ -455,6 +456,10 @@ class CONTENT_EXPORT RenderWidgetHostViewBase : public RenderWidgetHostView,
+   // destroyed before the RWHV is destroyed.
+   TextInputManager* text_input_manager_;
 
 +  // True if the widget has a external parent view/window outside of the
 +  // Chromium-controlled view/window hierarchy.
@ -63,12 +63,12 @@ index 8eb9689..d076b3b 100644
   void FlushInput();
 
 diff --git content/public/browser/render_widget_host_view.h content/public/browser/render_widget_host_view.h
-index b902288..932f398 100644
+index 5ef49e4..d391b20 100644
 --- content/public/browser/render_widget_host_view.h
 +++ content/public/browser/render_widget_host_view.h
-@@ -160,6 +160,10 @@ class CONTENT_EXPORT RenderWidgetHostView {
-   // deleted after this call.
-   virtual void EndFrameSubscription() = 0;
+@@ -167,6 +167,10 @@ class CONTENT_EXPORT RenderWidgetHostView {
+   virtual void FocusedNodeTouched(const gfx::Point& location_dips_screen,
+                                   bool editable) = 0;
 
 +  // Set whether the widget has a external parent view/window outside of the
 +  // Chromium-controlled view/window hierarchy.
@ -91,7 +91,7 @@ index f772f64..7d13f9f 100644
   return host ? host->GetAcceleratedWidget() : NULL;
 }
 diff --git ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc
-index 7591042..ea6b52c 100644
+index fd8de8f..e7750f7 100644
 --- ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc
 +++ ui/views/widget/desktop_aura/desktop_window_tree_host_win.cc
@@ -86,6 +86,7 @@ DesktopWindowTreeHostWin::DesktopWindowTreeHostWin(
@ -116,7 +116,7 @@ index 7591042..ea6b52c 100644
 
   remove_standard_frame_ = params.remove_standard_frame;
   has_non_client_view_ = Widget::RequiresNonClientView(params.type);
-@@ -642,6 +647,10 @@ bool DesktopWindowTreeHostWin::CanActivate() const {
+@@ -641,6 +646,10 @@ bool DesktopWindowTreeHostWin::CanActivate() const {
   return native_widget_delegate_->CanActivate();
 }
 
@ -127,7 +127,7 @@ index 7591042..ea6b52c 100644
 bool DesktopWindowTreeHostWin::WantsMouseEventsWhenInactive() const {
   return wants_mouse_events_when_inactive_;
 }
-@@ -822,11 +831,15 @@ void DesktopWindowTreeHostWin::HandleFrameChanged() {
+@@ -821,11 +830,15 @@ void DesktopWindowTreeHostWin::HandleFrameChanged() {
 }
 
 void DesktopWindowTreeHostWin::HandleNativeFocus(HWND last_focused_window) {
@ -146,7 +146,7 @@ index 7591042..ea6b52c 100644
 
 bool DesktopWindowTreeHostWin::HandleMouseEvent(const ui::MouseEvent& event) {
 diff --git ui/views/widget/desktop_aura/desktop_window_tree_host_win.h ui/views/widget/desktop_aura/desktop_window_tree_host_win.h
-index f357a5c..173d64d 100644
+index e568375..6865670 100644
 --- ui/views/widget/desktop_aura/desktop_window_tree_host_win.h
 +++ ui/views/widget/desktop_aura/desktop_window_tree_host_win.h
@@ -137,6 +137,7 @@ class VIEWS_EXPORT DesktopWindowTreeHostWin
@ -169,10 +169,10 @@ index f357a5c..173d64d 100644
   // a reference.
   corewm::TooltipWin* tooltip_;
 diff --git ui/views/widget/desktop_aura/desktop_window_tree_host_x11.cc ui/views/widget/desktop_aura/desktop_window_tree_host_x11.cc
-index f792797..417d965 100644
+index 586d36d..76c8f1e 100644
 --- ui/views/widget/desktop_aura/desktop_window_tree_host_x11.cc
 +++ ui/views/widget/desktop_aura/desktop_window_tree_host_x11.cc
-@@ -170,6 +170,7 @@ DesktopWindowTreeHostX11::DesktopWindowTreeHostX11(
+@@ -174,6 +174,7 @@ DesktopWindowTreeHostX11::DesktopWindowTreeHostX11(
       use_native_frame_(false),
       should_maximize_after_map_(false),
       use_argb_visual_(false),
@ -180,7 +180,7 @@ index f792797..417d965 100644
       drag_drop_client_(NULL),
       native_widget_delegate_(native_widget_delegate),
       desktop_native_widget_aura_(desktop_native_widget_aura),
-@@ -178,7 +179,8 @@ DesktopWindowTreeHostX11::DesktopWindowTreeHostX11(
+@@ -182,7 +183,8 @@ DesktopWindowTreeHostX11::DesktopWindowTreeHostX11(
       custom_window_shape_(false),
       urgency_hint_set_(false),
       activatable_(true),
@ -190,7 +190,7 @@ index f792797..417d965 100644
 }
 
 DesktopWindowTreeHostX11::~DesktopWindowTreeHostX11() {
-@@ -389,7 +391,8 @@ void DesktopWindowTreeHostX11::CloseNow() {
+@@ -392,7 +394,8 @@ void DesktopWindowTreeHostX11::CloseNow() {
   // Actually free our native resources.
   if (ui::PlatformEventSource::GetInstance())
     ui::PlatformEventSource::GetInstance()->RemovePlatformEventDispatcher(this);
@ -200,7 +200,7 @@ index f792797..417d965 100644
   xwindow_ = None;
 
   desktop_native_widget_aura_->OnHostClosed();
-@@ -538,6 +541,8 @@ void DesktopWindowTreeHostX11::GetWindowPlacement(
+@@ -541,6 +544,8 @@ void DesktopWindowTreeHostX11::GetWindowPlacement(
 }
 
 gfx::Rect DesktopWindowTreeHostX11::GetWindowBoundsInScreen() const {
@ -209,7 +209,7 @@ index f792797..417d965 100644
   return ToDIPRect(bounds_in_pixels_);
 }
 
-@@ -982,6 +987,8 @@ void DesktopWindowTreeHostX11::HideImpl() {
+@@ -986,6 +991,8 @@ void DesktopWindowTreeHostX11::HideImpl() {
 }
 
 gfx::Rect DesktopWindowTreeHostX11::GetBounds() const {
@ -218,7 +218,7 @@ index f792797..417d965 100644
   return bounds_in_pixels_;
 }
 
-@@ -1039,6 +1046,8 @@ void DesktopWindowTreeHostX11::SetBounds(
+@@ -1043,6 +1050,8 @@ void DesktopWindowTreeHostX11::SetBounds(
 }
 
 gfx::Point DesktopWindowTreeHostX11::GetLocationOnNativeScreen() const {
@ -227,7 +227,7 @@ index f792797..417d965 100644
   return bounds_in_pixels_.origin();
 }
 
-@@ -1147,9 +1156,15 @@ void DesktopWindowTreeHostX11::InitX11Window(
+@@ -1151,9 +1160,15 @@ void DesktopWindowTreeHostX11::InitX11Window(
     use_argb_visual_ = true;
   }
 
@ -244,7 +244,7 @@ index f792797..417d965 100644
                            bounds_in_pixels_.y(), bounds_in_pixels_.width(),
                            bounds_in_pixels_.height(),
                            0,  // border width
-@@ -1771,6 +1786,10 @@ uint32_t DesktopWindowTreeHostX11::DispatchEvent(
+@@ -1784,6 +1799,10 @@ uint32_t DesktopWindowTreeHostX11::DispatchEvent(
       }
       break;
     }
@ -256,7 +256,7 @@ index f792797..417d965 100644
       if (xev->xfocus.mode != NotifyGrab) {
         ReleaseCapture();
 diff --git ui/views/widget/desktop_aura/desktop_window_tree_host_x11.h ui/views/widget/desktop_aura/desktop_window_tree_host_x11.h
-index 6a963f8..6cf5c02 100644
+index fa262f1..78a4aba 100644
 --- ui/views/widget/desktop_aura/desktop_window_tree_host_x11.h
 +++ ui/views/widget/desktop_aura/desktop_window_tree_host_x11.h
@@ -86,6 +86,12 @@ class VIEWS_EXPORT DesktopWindowTreeHostX11
@ -272,7 +272,7 @@ index 6a963f8..6cf5c02 100644
  protected:
   // Overridden from DesktopWindowTreeHost:
   void Init(aura::Window* content_window,
-@@ -263,6 +269,9 @@ class VIEWS_EXPORT DesktopWindowTreeHostX11
+@@ -266,6 +272,9 @@ class VIEWS_EXPORT DesktopWindowTreeHostX11
   // The bounds of |xwindow_|.
   gfx::Rect bounds_in_pixels_;
 
@ -282,7 +282,7 @@ index 6a963f8..6cf5c02 100644
   // Whenever the bounds are set, we keep the previous set of bounds around so
   // we can have a better chance of getting the real
   // |restored_bounds_in_pixels_|. Window managers tend to send a Configure
-@@ -299,6 +308,10 @@ class VIEWS_EXPORT DesktopWindowTreeHostX11
+@@ -302,6 +311,10 @@ class VIEWS_EXPORT DesktopWindowTreeHostX11
   // Whether we used an ARGB visual for our window.
   bool use_argb_visual_;
 
@ -293,7 +293,7 @@ index 6a963f8..6cf5c02 100644
   DesktopDragDropClientAuraX11* drag_drop_client_;
 
   std::unique_ptr<ui::EventHandler> x11_non_client_event_filter_;
-@@ -351,6 +364,9 @@ class VIEWS_EXPORT DesktopWindowTreeHostX11
+@@ -354,6 +367,9 @@ class VIEWS_EXPORT DesktopWindowTreeHostX11
 
   base::WeakPtrFactory<DesktopWindowTreeHostX11> close_widget_factory_;
 
@ -365,7 +365,7 @@ index 8ec4b1e..587e4e3 100644
           x_active_window_ = None;
         }
 diff --git ui/views/widget/widget.cc ui/views/widget/widget.cc
-index a86fe48..8ec377d 100644
+index 62b4b56..5fe4bd0 100644
 --- ui/views/widget/widget.cc
 +++ ui/views/widget/widget.cc
@@ -126,9 +126,11 @@ Widget::InitParams::InitParams(Type type)
@ -413,7 +413,7 @@ index a86fe48..8ec377d 100644
   // This must come after SetContentsView() or it might not be able to find
   // the correct NativeTheme (on Linux). See http://crbug.com/384492
 diff --git ui/views/widget/widget.h ui/views/widget/widget.h
-index e52c7ff..57e466c 100644
+index 0376866..7901ea4 100644
 --- ui/views/widget/widget.h
 +++ ui/views/widget/widget.h
@@ -238,12 +238,17 @@ class VIEWS_EXPORT Widget : public internal::NativeWidgetDelegate,
@ -473,10 +473,10 @@ index b843416..8b81a51 100644
     }
     case Widget::InitParams::TYPE_CONTROL:
 diff --git ui/views/win/hwnd_message_handler.cc ui/views/win/hwnd_message_handler.cc
-index 921b838..954d426 100644
+index d8c14ee..ca22040 100644
 --- ui/views/win/hwnd_message_handler.cc
 +++ ui/views/win/hwnd_message_handler.cc
-@@ -852,6 +852,8 @@ void HWNDMessageHandler::SizeConstraintsChanged() {
+@@ -855,6 +855,8 @@ void HWNDMessageHandler::SizeConstraintsChanged() {
   } else {
     style &= ~WS_MINIMIZEBOX;
   }
@ -485,7 +485,7 @@ index 921b838..954d426 100644
   SetWindowLong(hwnd(), GWL_STYLE, style);
 }
 
-@@ -2503,8 +2505,12 @@ LRESULT HWNDMessageHandler::HandleMouseEventInternal(UINT message,
+@@ -2500,8 +2502,12 @@ LRESULT HWNDMessageHandler::HandleMouseEventInternal(UINT message,
     active_mouse_tracking_flags_ = 0;
   } else if (event.type() == ui::ET_MOUSEWHEEL) {
     // Reroute the mouse wheel to the window under the pointer if applicable.
--- a/patch/patches/webkit_popups.patch
+++ b/patch/patches/webkit_popups.patch
@ -1,8 +1,8 @@
 diff --git Source/web/ChromeClientImpl.cpp Source/web/ChromeClientImpl.cpp
-index ab5b0e7..c977d57 100644
+index f3d796c..bc0ee90 100644
 --- Source/web/ChromeClientImpl.cpp
 +++ Source/web/ChromeClientImpl.cpp
-@@ -880,7 +880,7 @@ bool ChromeClientImpl::hasOpenedPopup() const
+@@ -881,7 +881,7 @@ bool ChromeClientImpl::hasOpenedPopup() const
 PopupMenu* ChromeClientImpl::openPopupMenu(LocalFrame& frame, HTMLSelectElement& select)
 {
     notifyPopupOpeningObservers();
@ -12,10 +12,10 @@ index ab5b0e7..c977d57 100644
 
     DCHECK(RuntimeEnabledFeatures::pagePopupEnabled());
 diff --git Source/web/WebViewImpl.cpp Source/web/WebViewImpl.cpp
-index 218f70f..24824fd 100644
+index 3df57d6..07c2307 100644
 --- Source/web/WebViewImpl.cpp
 +++ Source/web/WebViewImpl.cpp
-@@ -415,6 +415,7 @@ WebViewImpl::WebViewImpl(WebViewClient* client)
+@@ -419,6 +419,7 @@ WebViewImpl::WebViewImpl(WebViewClient* client)
     , m_enableFakePageScaleAnimationForTesting(false)
     , m_fakePageScaleAnimationPageScaleFactor(0)
     , m_fakePageScaleAnimationUseAnchor(false)
@ -23,7 +23,7 @@ index 218f70f..24824fd 100644
     , m_doingDragAndDrop(false)
     , m_ignoreInputEvents(false)
     , m_compositorDeviceScaleFactorOverride(0)
-@@ -4072,9 +4073,14 @@ void WebViewImpl::pageScaleFactorChanged()
+@@ -4110,9 +4111,14 @@ void WebViewImpl::pageScaleFactorChanged()
     m_client->pageScaleFactorChanged();
 }
 
@ -40,10 +40,10 @@ index 218f70f..24824fd 100644
 
 void WebViewImpl::startDragging(LocalFrame* frame,
 diff --git Source/web/WebViewImpl.h Source/web/WebViewImpl.h
-index 3015ed1..0eb5455 100644
+index 716e264..9726e8f 100644
 --- Source/web/WebViewImpl.h
 +++ Source/web/WebViewImpl.h
-@@ -383,7 +383,8 @@ public:
+@@ -387,7 +387,8 @@ public:
 
     // Returns true if popup menus should be rendered by the browser, false if
     // they should be rendered by WebKit (which is the default).
@ -53,7 +53,7 @@ index 3015ed1..0eb5455 100644
 
     bool shouldAutoResize() const
     {
-@@ -672,6 +673,8 @@ private:
+@@ -673,6 +674,8 @@ private:
     float m_fakePageScaleAnimationPageScaleFactor;
     bool m_fakePageScaleAnimationUseAnchor;
 
@ -63,10 +63,10 @@ index 3015ed1..0eb5455 100644
 
     bool m_ignoreInputEvents;
 diff --git public/web/WebView.h public/web/WebView.h
-index d25040c..67a9a1a 100644
+index bca14ae..10b7ff6 100644
 --- public/web/WebView.h
 +++ public/web/WebView.h
-@@ -443,6 +443,7 @@ public:
+@@ -445,6 +445,7 @@ public:
 
     // Sets whether select popup menus should be rendered by the browser.
     BLINK_EXPORT static void setUseExternalPopupMenus(bool);
--- a/tests/unittests/cookie_unittest.cc
+++ b/tests/unittests/cookie_unittest.cc
@ -500,7 +500,9 @@ void TestChangeDirectory(CefRefPtr<CefCookieManager> manager,

 // Test creation of a domain cookie.
 TEST(CookieTest, DomainCookieGlobal) {
-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);

  CefRefPtr<CefCookieManager> manager =
      CefCookieManager::GetGlobalManager(new TestCompletionCallback(&event));
@ -512,7 +514,9 @@ TEST(CookieTest, DomainCookieGlobal) {

 // Test creation of a domain cookie.
 TEST(CookieTest, DomainCookieInMemory) {
-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);

  CefRefPtr<CefCookieManager> manager =
      CefCookieManager::CreateManager(CefString(), false,
@ -530,7 +534,9 @@ TEST(CookieTest, DomainCookieOnDisk) {
  // Create a new temporary directory.
  EXPECT_TRUE(temp_dir.CreateUniqueTempDir());

-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);

  CefRefPtr<CefCookieManager> manager =
      CefCookieManager::CreateManager(temp_dir.path().value(), false,
@ -548,7 +554,9 @@ TEST(CookieTest, DomainCookieOnDisk) {

 // Test creation of a host cookie.
 TEST(CookieTest, HostCookieGlobal) {
-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);

  CefRefPtr<CefCookieManager> manager =
      CefCookieManager::GetGlobalManager(new TestCompletionCallback(&event));
@ -560,7 +568,9 @@ TEST(CookieTest, HostCookieGlobal) {

 // Test creation of a host cookie.
 TEST(CookieTest, HostCookieInMemory) {
-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);

  CefRefPtr<CefCookieManager> manager =
      CefCookieManager::CreateManager(CefString(), false,
@ -578,7 +588,9 @@ TEST(CookieTest, HostCookieOnDisk) {
  // Create a new temporary directory.
  EXPECT_TRUE(temp_dir.CreateUniqueTempDir());

-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);

  CefRefPtr<CefCookieManager> manager =
      CefCookieManager::CreateManager(temp_dir.path().value(), false,
@ -596,7 +608,9 @@ TEST(CookieTest, HostCookieOnDisk) {

 // Test creation of multiple cookies.
 TEST(CookieTest, MultipleCookiesGlobal) {
-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);

  CefRefPtr<CefCookieManager> manager =
      CefCookieManager::GetGlobalManager(new TestCompletionCallback(&event));
@ -608,7 +622,9 @@ TEST(CookieTest, MultipleCookiesGlobal) {

 // Test creation of multiple cookies.
 TEST(CookieTest, MultipleCookiesInMemory) {
-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);

  CefRefPtr<CefCookieManager> manager =
      CefCookieManager::CreateManager(CefString(), false,
@ -626,7 +642,9 @@ TEST(CookieTest, MultipleCookiesOnDisk) {
  // Create a new temporary directory.
  EXPECT_TRUE(temp_dir.CreateUniqueTempDir());

-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);

  CefRefPtr<CefCookieManager> manager =
      CefCookieManager::CreateManager(temp_dir.path().value(), false,
@ -643,7 +661,9 @@ TEST(CookieTest, MultipleCookiesOnDisk) {
 }

 TEST(CookieTest, AllCookiesGlobal) {
-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);

  CefRefPtr<CefCookieManager> manager =
      CefCookieManager::GetGlobalManager(new TestCompletionCallback(&event));
@ -654,7 +674,9 @@ TEST(CookieTest, AllCookiesGlobal) {
 }

 TEST(CookieTest, AllCookiesInMemory) {
-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);

  CefRefPtr<CefCookieManager> manager =
      CefCookieManager::CreateManager(CefString(), false,
@ -671,7 +693,9 @@ TEST(CookieTest, AllCookiesOnDisk) {
  // Create a new temporary directory.
  EXPECT_TRUE(temp_dir.CreateUniqueTempDir());

-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);

  CefRefPtr<CefCookieManager> manager =
      CefCookieManager::CreateManager(temp_dir.path().value(), false,
@ -688,7 +712,9 @@ TEST(CookieTest, AllCookiesOnDisk) {
 }

 TEST(CookieTest, ChangeDirectoryGlobal) {
-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);

  CefRefPtr<CefCookieManager> manager =
      CefCookieManager::GetGlobalManager(new TestCompletionCallback(&event));
@ -702,7 +728,9 @@ TEST(CookieTest, ChangeDirectoryGlobal) {
 }

 TEST(CookieTest, ChangeDirectoryCreated) {
-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);

  CefRefPtr<CefCookieManager> manager =
      CefCookieManager::CreateManager(CefString(), false,
@ -715,7 +743,9 @@ TEST(CookieTest, ChangeDirectoryCreated) {

 TEST(CookieTest, SessionCookieNoPersist) {
  base::ScopedTempDir temp_dir;
-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);
  CefCookie cookie;

  // Create a new temporary directory.
@ -749,7 +779,9 @@ TEST(CookieTest, SessionCookieNoPersist) {

 TEST(CookieTest, SessionCookieWillPersist) {
  base::ScopedTempDir temp_dir;
-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);
  CefCookie cookie;

  // Create a new temporary directory.
@ -894,7 +926,9 @@ class CookieTestJSHandler : public TestHandler {
                    const std::string& name,
                    const std::string& value,
                    TrackCallback& callback) {
-    base::WaitableEvent event(false, false);
+    base::WaitableEvent event(
+        base::WaitableEvent::ResetPolicy::AUTOMATIC,
+        base::WaitableEvent::InitialState::NOT_SIGNALED);
    CookieVector cookies;

    // Get the cookie.
@ -1170,7 +1204,9 @@ class CookieTestSchemeHandler : public TestHandler {
                    const std::string& name,
                    const std::string& value,
                    TrackCallback& callback) {
-    base::WaitableEvent event(false, false);
+    base::WaitableEvent event(
+        base::WaitableEvent::ResetPolicy::AUTOMATIC,
+        base::WaitableEvent::InitialState::NOT_SIGNALED);
    CookieVector cookies;

    // Get the cookie.
--- a/tests/unittests/geolocation_unittest.cc
+++ b/tests/unittests/geolocation_unittest.cc
@ -210,7 +210,9 @@ private:
 }  // namespace

 TEST(GeolocationTest, GetGeolocation) {
-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);
  CefGetGeolocation(new TestGetGeolocationCallback(&event));
  event.Wait();
 }
--- a/tests/unittests/os_rendering_unittest.cc
+++ b/tests/unittests/os_rendering_unittest.cc
@ -73,7 +73,7 @@ const CefRect kExpectedRectLI[] = {
 const CefRect kEditBoxRect(412, 245, 60, 22);
 const CefRect kNavigateButtonRect(360, 271, 140, 22);
 const CefRect kSelectRect(467, 22, 75, 20);
-const CefRect kExpandedSelectRect(463, 42, 81, 342);
+const CefRect kExpandedSelectRect(463, 47, 81, 342);
 const CefRect kDropDivRect(8, 332, 52, 52);
 const CefRect kDragDivRect(71, 342, 30, 30);
 const int kDefaultVerticalScrollbarWidth = 17;
@ -82,14 +82,14 @@ const int kVerticalScrollbarWidth = GetSystemMetrics(SM_CXVSCROLL);
 const CefRect kEditBoxRect(442, 251, 46, 16);
 const CefRect kNavigateButtonRect(375, 275, 130, 20);
 const CefRect kSelectRect(461, 21, 87, 26);
-const CefRect kExpandedSelectRect(463, 42, 78, 286);
+const CefRect kExpandedSelectRect(463, 42, 75, 286);
 const CefRect kDropDivRect(9, 330, 52, 52);
 const CefRect kDragDivRect(60, 330, 52, 52);
 #elif defined(OS_LINUX)
 const CefRect kEditBoxRect(434, 246, 60, 20);
 const CefRect kNavigateButtonRect(380, 271, 140, 22);
 const CefRect kSelectRect(467, 22, 75, 20);
-const CefRect kExpandedSelectRect(463, 42, 81, 342);
+const CefRect kExpandedSelectRect(463, 47, 81, 342);
 const CefRect kDropDivRect(8, 332, 52, 52);
 const CefRect kDragDivRect(71, 342, 30, 30);
 const int kDefaultVerticalScrollbarWidth = 14;
--- a/tests/unittests/preference_unittest.cc
+++ b/tests/unittests/preference_unittest.cc
@ -402,7 +402,9 @@ class TestRequestContextHandler : public CefRequestContextHandler {

 // Verify default preference values on the global context.
 TEST(PreferenceTest, GlobalDefaults) {
-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);

  CefRefPtr<CefRequestContext> context = CefRequestContext::GetGlobalContext();
  EXPECT_TRUE(context.get());
@ -413,7 +415,9 @@ TEST(PreferenceTest, GlobalDefaults) {

 // Verify setting/getting preference values on the global context.
 TEST(PreferenceTest, GlobalSetGet) {
-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);

  CefRefPtr<CefRequestContext> context = CefRequestContext::GetGlobalContext();
  EXPECT_TRUE(context.get());
@ -428,7 +432,9 @@ TEST(PreferenceTest, GlobalSetGet) {

 // Verify setting/getting preference values on shared global contexts.
 TEST(PreferenceTest, GlobalSetGetShared) {
-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);

  CefRefPtr<CefRequestContext> context = CefRequestContext::GetGlobalContext();
  EXPECT_TRUE(context.get());
@ -470,7 +476,9 @@ TEST(PreferenceTest, GlobalSetGetShared) {

 // Verify default preference values on a custom context.
 TEST(PreferenceTest, CustomDefaults) {
-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);

  CefRequestContextSettings settings;
  CefRefPtr<CefRequestContext> context =
@ -483,7 +491,9 @@ TEST(PreferenceTest, CustomDefaults) {

 // Verify setting/getting preference values on a custom context.
 TEST(PreferenceTest, CustomSetGet) {
-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);;

  CefRequestContextSettings settings;
  CefRefPtr<CefRequestContext> context =
@ -500,7 +510,9 @@ TEST(PreferenceTest, CustomSetGet) {

 // Verify setting/getting preference values on shared custom contexts.
 TEST(PreferenceTest, CustomSetGetShared) {
-  base::WaitableEvent event(false, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);

  CefRequestContextSettings settings;
  CefRefPtr<CefRequestContext> context =
--- a/tests/unittests/test_handler.cc
+++ b/tests/unittests/test_handler.cc
@ -100,7 +100,8 @@ class TestBrowserViewDelegate : public CefBrowserViewDelegate {
 TestHandler::CompletionState::CompletionState(int total)
    : total_(total),
      count_(0),
-      event_(true, false) {
+      event_(base::WaitableEvent::ResetPolicy::AUTOMATIC,
+             base::WaitableEvent::InitialState::NOT_SIGNALED) {
 }

 void TestHandler::CompletionState::TestComplete() {
--- a/tests/unittests/test_handler.h
+++ b/tests/unittests/test_handler.h
@ -301,7 +301,9 @@ class TestHandler : public CefClient,
 // all Handler references have been released on test completion.
 template<typename T>
 void ReleaseAndWaitForDestructor(CefRefPtr<T>& handler, int delay_ms = 2000) {
-  base::WaitableEvent event(true, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);
  handler->SetDestroyEvent(&event);
  T* _handler_ptr = handler.get();
  handler = NULL;
--- a/tests/unittests/thread_helper.cc
+++ b/tests/unittests/thread_helper.cc
@ -11,13 +11,17 @@ void SignalEvent(base::WaitableEvent* event) {
 }

 void WaitForThread(CefThreadId thread_id) {
-  base::WaitableEvent event(true, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);
  CefPostTask(thread_id, base::Bind(SignalEvent, &event));
  event.Wait();
 }

 void WaitForThread(CefRefPtr<CefTaskRunner> task_runner) {
-  base::WaitableEvent event(true, false);
+  base::WaitableEvent event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);
  task_runner->PostTask(CefCreateClosureTask(base::Bind(SignalEvent, &event)));
  event.Wait();
 }
--- a/tests/unittests/thread_helper.h
+++ b/tests/unittests/thread_helper.h
@ -37,7 +37,9 @@ void RunOnThread(CefThreadId thread_id,

 #define NAMED_THREAD_TEST(thread_id, test_case_name, test_name)  \
    TEST(test_case_name, test_name) { \
-      base::WaitableEvent event(false, false); \
+      base::WaitableEvent event( \
+          base::WaitableEvent::ResetPolicy::AUTOMATIC, \
+          base::WaitableEvent::InitialState::NOT_SIGNALED); \
      RunOnThread(thread_id, base::Bind(test_name##Impl), &event); \
      event.Wait(); \
    }
@ -55,7 +57,9 @@ void RunOnThreadAsync(

 #define NAMED_THREAD_TEST_ASYNC(thread_id, test_case_name, test_name)  \
    TEST(test_case_name, test_name) { \
-      base::WaitableEvent event(false, false); \
+      base::WaitableEvent event( \
+          base::WaitableEvent::ResetPolicy::AUTOMATIC, \
+          base::WaitableEvent::InitialState::NOT_SIGNALED); \
      RunOnThreadAsync(thread_id, base::Bind(test_name##Impl), &event); \
      event.Wait(); \
    }
--- a/tests/unittests/tracing_unittest.cc
+++ b/tests/unittests/tracing_unittest.cc
@ -74,7 +74,8 @@ class TracingTestHandler : public CefEndTracingCallback,
                           public CefCompletionCallback {
 public:
  TracingTestHandler(TracingTestType type, const char* trace_type)
-      : completion_event_(true, false),
+      : completion_event_(base::WaitableEvent::ResetPolicy::AUTOMATIC,
+                          base::WaitableEvent::InitialState::NOT_SIGNALED),
        trace_type_(trace_type),
        type_(type) {
  }
--- a/tests/unittests/urlrequest_unittest.cc
+++ b/tests/unittests/urlrequest_unittest.cc
@ -1040,7 +1040,9 @@ class RequestTestHandler : public TestHandler,
    // register any scheme handlers.
    test_runner_->SetupTest(test_mode_);

-    base::WaitableEvent event(false, false);
+    base::WaitableEvent event(
+        base::WaitableEvent::ResetPolicy::AUTOMATIC,
+        base::WaitableEvent::InitialState::NOT_SIGNALED);
    SetTestCookie(test_runner_->GetRequestContext(), &event);

    if (test_in_browser_) {
@ -1094,7 +1096,9 @@ class RequestTestHandler : public TestHandler,
  }

  void DestroyTest(const RequestRunSettings& settings) override {
-    base::WaitableEvent event(false, false);
+    base::WaitableEvent event(
+        base::WaitableEvent::ResetPolicy::AUTOMATIC,
+        base::WaitableEvent::InitialState::NOT_SIGNALED);

    bool has_save_cookie = false;
    GetTestCookie(test_runner_->GetRequestContext(), &event, &has_save_cookie);
@ -1244,7 +1248,8 @@ namespace {
 class InvalidURLTestClient : public CefURLRequestClient {
 public:
  InvalidURLTestClient()
-      : event_(false, false) {
+      : event_(base::WaitableEvent::ResetPolicy::AUTOMATIC,
+               base::WaitableEvent::InitialState::NOT_SIGNALED) {
  }

  void RunTest() {