mirror of
https://bitbucket.org/chromiumembedded/cef
synced 2024-12-17 03:48:49 +01:00
9cff99dc4e
- Add CefRequestContext::LoadExtension, CefExtension, CefExtensionHandler and related methods/interfaces. - Add chrome://extensions-support that lists supported Chrome APIs. - Add CefBrowserHost::SetAutoResizeEnabled and CefDisplayHandler::OnAutoResize to support browser resize based on preferred web contents size. - views: Add support for custom CefMenuButton popups. - cefclient: Run with `--load-extension=set_page_color` command-line flag for an extension loading example. Add `--use-views` on Windows and Linux for an even better example.
230 lines
7.4 KiB
C++
230 lines
7.4 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "libcef/browser/browser_main.h"
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#include <stdint.h>
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#include <string>
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#include "libcef/browser/browser_context_impl.h"
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#include "libcef/browser/browser_context_proxy.h"
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#include "libcef/browser/browser_message_loop.h"
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#include "libcef/browser/content_browser_client.h"
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#include "libcef/browser/context.h"
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#include "libcef/browser/devtools_manager_delegate.h"
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#include "libcef/browser/extensions/browser_context_keyed_service_factories.h"
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#include "libcef/browser/extensions/extension_system_factory.h"
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#include "libcef/browser/extensions/extensions_browser_client.h"
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#include "libcef/browser/net/chrome_scheme_handler.h"
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#include "libcef/browser/printing/printing_message_filter.h"
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#include "libcef/browser/thread_util.h"
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#include "libcef/common/extensions/extensions_client.h"
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#include "libcef/common/extensions/extensions_util.h"
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#include "libcef/common/net/net_resource_provider.h"
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#include "base/bind.h"
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#include "base/command_line.h"
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#include "base/message_loop/message_loop.h"
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#include "base/strings/string_number_conversions.h"
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#include "chrome/browser/plugins/plugin_finder.h"
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#include "content/public/browser/child_process_security_policy.h"
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#include "content/public/browser/gpu_data_manager.h"
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#include "content/public/common/content_switches.h"
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#include "device/geolocation/access_token_store.h"
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#include "device/geolocation/geolocation_delegate.h"
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#include "device/geolocation/geolocation_provider.h"
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#include "extensions/browser/extension_system.h"
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#include "extensions/common/constants.h"
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#include "net/base/net_module.h"
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#include "ui/base/resource/resource_bundle.h"
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#if defined(USE_AURA)
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#include "ui/aura/env.h"
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#include "ui/display/screen.h"
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#include "ui/views/test/desktop_test_views_delegate.h"
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#include "ui/views/widget/desktop_aura/desktop_screen.h"
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#include "ui/wm/core/wm_state.h"
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#if defined(OS_WIN)
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#include "ui/base/cursor/cursor_loader_win.h"
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#endif
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#endif // defined(USE_AURA)
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#if defined(USE_AURA) && defined(OS_LINUX)
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#include "ui/base/ime/input_method_initializer.h"
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#endif
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#if defined(OS_LINUX)
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#include "libcef/browser/printing/print_dialog_linux.h"
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#endif
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namespace {
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// In-memory store for access tokens used by geolocation.
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class CefAccessTokenStore : public device::AccessTokenStore {
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public:
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// |system_context| is used by NetworkLocationProvider to communicate with a
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// remote geolocation service.
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explicit CefAccessTokenStore(net::URLRequestContextGetter* system_context)
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: system_context_(system_context) {}
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void LoadAccessTokens(const LoadAccessTokensCallback& callback) override {
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callback.Run(access_token_map_, system_context_);
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}
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void SaveAccessToken(const GURL& server_url,
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const base::string16& access_token) override {
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access_token_map_[server_url] = access_token;
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}
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private:
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net::URLRequestContextGetter* system_context_;
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AccessTokenMap access_token_map_;
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DISALLOW_COPY_AND_ASSIGN(CefAccessTokenStore);
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};
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// A provider of services for geolocation.
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class CefGeolocationDelegate : public device::GeolocationDelegate {
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public:
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explicit CefGeolocationDelegate(net::URLRequestContextGetter* system_context)
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: system_context_(system_context) {}
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scoped_refptr<device::AccessTokenStore> CreateAccessTokenStore() override {
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return new CefAccessTokenStore(system_context_);
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}
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private:
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net::URLRequestContextGetter* system_context_;
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DISALLOW_COPY_AND_ASSIGN(CefGeolocationDelegate);
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};
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} // namespace
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CefBrowserMainParts::CefBrowserMainParts(
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const content::MainFunctionParams& parameters)
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: BrowserMainParts(), devtools_delegate_(NULL) {}
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CefBrowserMainParts::~CefBrowserMainParts() {}
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void CefBrowserMainParts::PreMainMessageLoopStart() {
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if (!base::MessageLoop::current()) {
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// Create the browser message loop.
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message_loop_.reset(new CefBrowserMessageLoop());
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}
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}
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void CefBrowserMainParts::PreEarlyInitialization() {
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#if defined(USE_AURA) && defined(OS_LINUX)
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// TODO(linux): Consider using a real input method or
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// views::LinuxUI::SetInstance.
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ui::InitializeInputMethodForTesting();
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#endif
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}
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void CefBrowserMainParts::ToolkitInitialized() {
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#if defined(USE_AURA)
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CHECK(aura::Env::GetInstance());
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new views::DesktopTestViewsDelegate;
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wm_state_.reset(new wm::WMState);
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#if defined(OS_WIN)
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ui::CursorLoaderWin::SetCursorResourceModule(
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CefContentBrowserClient::Get()->GetResourceDllName());
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#endif
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#endif // defined(USE_AURA)
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}
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void CefBrowserMainParts::PostMainMessageLoopStart() {
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#if defined(OS_LINUX)
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printing::PrintingContextLinux::SetCreatePrintDialogFunction(
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&CefPrintDialogLinux::CreatePrintDialog);
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printing::PrintingContextLinux::SetPdfPaperSizeFunction(
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&CefPrintDialogLinux::GetPdfPaperSize);
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#endif
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}
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int CefBrowserMainParts::PreCreateThreads() {
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#if defined(OS_WIN)
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PlatformInitialize();
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#endif
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net::NetModule::SetResourceProvider(&NetResourceProvider);
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// Initialize the GpuDataManager before IO access restrictions are applied and
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// before the IO thread is started.
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content::GpuDataManager::GetInstance();
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#if defined(USE_AURA)
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display::Screen::SetScreenInstance(views::CreateDesktopScreen());
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#endif
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return 0;
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}
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void CefBrowserMainParts::PreMainMessageLoopRun() {
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if (extensions::ExtensionsEnabled()) {
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// Initialize extension global objects before creating the global
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// BrowserContext.
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extensions_client_.reset(new extensions::CefExtensionsClient());
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extensions::ExtensionsClient::Set(extensions_client_.get());
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extensions_browser_client_.reset(
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new extensions::CefExtensionsBrowserClient);
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extensions::ExtensionsBrowserClient::Set(extensions_browser_client_.get());
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// Register additional KeyedService factories here. See
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// ChromeBrowserMainExtraPartsProfiles for details.
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extensions::cef::EnsureBrowserContextKeyedServiceFactoriesBuilt();
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extensions::CefExtensionSystemFactory::GetInstance();
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}
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printing::CefPrintingMessageFilter::EnsureShutdownNotifierFactoryBuilt();
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CefRequestContextSettings settings;
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CefContext::Get()->PopulateRequestContextSettings(&settings);
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// Create the global RequestContext.
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global_request_context_ =
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CefRequestContextImpl::CreateGlobalRequestContext(settings);
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CefBrowserContextImpl* browser_context = static_cast<CefBrowserContextImpl*>(
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global_request_context_->GetBrowserContext());
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CefDevToolsManagerDelegate::StartHttpHandler(browser_context);
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// Triggers initialization of the singleton instance on UI thread.
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PluginFinder::GetInstance()->Init();
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device::GeolocationProvider::SetGeolocationDelegate(
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new CefGeolocationDelegate(
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browser_context->request_context_getter().get()));
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scheme::RegisterWebUIControllerFactory();
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}
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void CefBrowserMainParts::PostMainMessageLoopRun() {
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// NOTE: Destroy objects in reverse order of creation.
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CefDevToolsManagerDelegate::StopHttpHandler();
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// There should be no additional references to the global CefRequestContext
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// during shutdown. Did you forget to release a CefBrowser reference?
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DCHECK(global_request_context_->HasOneRef());
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global_request_context_ = NULL;
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if (extensions::ExtensionsEnabled()) {
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extensions::ExtensionsBrowserClient::Set(NULL);
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extensions_browser_client_.reset();
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}
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}
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void CefBrowserMainParts::PostDestroyThreads() {
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#if defined(USE_AURA)
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// Delete the DesktopTestViewsDelegate.
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delete views::ViewsDelegate::GetInstance();
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#endif
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}
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