cef/patch/patches/content_1129_2015.patch

diff --git chrome/browser/download/download_target_determiner.cc chrome/browser/download/download_target_determiner.cc
index 43bbb3a..7c03fdc 100644
--- chrome/browser/download/download_target_determiner.cc
+++ chrome/browser/download/download_target_determiner.cc
@@ -477,8 +477,8 @@ void IsHandledBySafePlugin(content::ResourceContext* resource_context,
   content::PluginService* plugin_service =
       content::PluginService::GetInstance();
   bool plugin_found = plugin_service->GetPluginInfo(
-      -1, -1, resource_context, url, url::Origin(), mime_type, false, &is_stale,
-      &plugin_info, &actual_mime_type);
+      -1, -1, resource_context, url, true, url::Origin(), mime_type, false,
+      &is_stale, &plugin_info, &actual_mime_type);
   if (is_stale && stale_plugin_action == RETRY_IF_STALE_PLUGIN_LIST) {
     // The GetPlugins call causes the plugin list to be refreshed. Once that's
     // done we can retry the GetPluginInfo call. We break out of this cycle
diff --git chrome/browser/plugins/chrome_plugin_service_filter.cc chrome/browser/plugins/chrome_plugin_service_filter.cc
index 1783a10..b380ef8 100644
--- chrome/browser/plugins/chrome_plugin_service_filter.cc
+++ chrome/browser/plugins/chrome_plugin_service_filter.cc
@@ -179,6 +179,7 @@ bool ChromePluginServiceFilter::IsPluginAvailable(
     int render_frame_id,
     const void* context,
     const GURL& plugin_content_url,
+    bool is_main_frame,
     const url::Origin& main_frame_origin,
     content::WebPluginInfo* plugin) {
   base::AutoLock auto_lock(lock_);
diff --git chrome/browser/plugins/chrome_plugin_service_filter.h chrome/browser/plugins/chrome_plugin_service_filter.h
index f8b651f..ec39f8d 100644
--- chrome/browser/plugins/chrome_plugin_service_filter.h
+++ chrome/browser/plugins/chrome_plugin_service_filter.h
@@ -71,6 +71,7 @@ class ChromePluginServiceFilter : public content::PluginServiceFilter,
                          int render_frame_id,
                          const void* context,
                          const GURL& plugin_content_url,
+                         bool is_main_frame,
                          const url::Origin& main_frame_origin,
                          content::WebPluginInfo* plugin) override;
 
diff --git chrome/browser/plugins/plugin_info_message_filter.cc chrome/browser/plugins/plugin_info_message_filter.cc
index 176b1bc..3e91d67 100644
--- chrome/browser/plugins/plugin_info_message_filter.cc
+++ chrome/browser/plugins/plugin_info_message_filter.cc
@@ -452,8 +452,8 @@ bool PluginInfoMessageFilter::Context::FindEnabledPlugin(
   for (; i < matching_plugins.size(); ++i) {
     if (!filter ||
         filter->IsPluginAvailable(render_process_id_, render_frame_id,
-                                  resource_context_, url, main_frame_origin,
-                                  &matching_plugins[i])) {
+                                  resource_context_, url, true,
+                                  main_frame_origin, &matching_plugins[i])) {
       break;
     }
   }
diff --git chrome/browser/ui/cocoa/drag_util.mm chrome/browser/ui/cocoa/drag_util.mm
index fd8c993..7f70c96 100644
--- chrome/browser/ui/cocoa/drag_util.mm
+++ chrome/browser/ui/cocoa/drag_util.mm
@@ -54,7 +54,7 @@ BOOL IsSupportedFileURL(Profile* profile, const GURL& url) {
   return PluginService::GetInstance()->GetPluginInfo(
       -1,                // process ID
       MSG_ROUTING_NONE,  // routing ID
-      profile->GetResourceContext(), url, url::Origin(), mime_type,
+      profile->GetResourceContext(), url, true, url::Origin(), mime_type,
       allow_wildcard, NULL, &plugin, NULL);
 }
 
diff --git chrome/browser/ui/views/tabs/browser_tab_strip_controller.cc chrome/browser/ui/views/tabs/browser_tab_strip_controller.cc
index 5ca4247..fc24263 100644
--- chrome/browser/ui/views/tabs/browser_tab_strip_controller.cc
+++ chrome/browser/ui/views/tabs/browser_tab_strip_controller.cc
@@ -575,6 +575,6 @@ void BrowserTabStripController::OnFindURLMimeTypeCompleted(
           content::PluginService::GetInstance()->GetPluginInfo(
               -1,                // process ID
               MSG_ROUTING_NONE,  // routing ID
-              model_->profile()->GetResourceContext(), url, url::Origin(),
+              model_->profile()->GetResourceContext(), url, true, url::Origin(),
               mime_type, false, NULL, &plugin, NULL));
 }
diff --git content/browser/frame_host/navigation_handle_impl.cc content/browser/frame_host/navigation_handle_impl.cc
index ec9ded6..4a0406a 100644
--- content/browser/frame_host/navigation_handle_impl.cc
+++ content/browser/frame_host/navigation_handle_impl.cc
@@ -300,12 +300,6 @@ net::Error NavigationHandleImpl::GetNetErrorCode() {
 }
 
 RenderFrameHostImpl* NavigationHandleImpl::GetRenderFrameHost() {
-  // TODO(mkwst): Change this to check against 'READY_TO_COMMIT' once
-  // ReadyToCommitNavigation is available whether or not PlzNavigate is
-  // enabled. https://crbug.com/621856
-  CHECK_GE(state_, WILL_PROCESS_RESPONSE)
-      << "This accessor should only be called after a response has been "
-         "delivered for processing.";
   return render_frame_host_;
 }
 
diff --git content/browser/frame_host/render_frame_host_impl.cc content/browser/frame_host/render_frame_host_impl.cc
index b9f925b..eacb4167 100644
--- content/browser/frame_host/render_frame_host_impl.cc
+++ content/browser/frame_host/render_frame_host_impl.cc
@@ -918,10 +918,8 @@ bool RenderFrameHostImpl::OnMessageReceived(const IPC::Message &msg) {
     IPC_MESSAGE_HANDLER(FrameHostMsg_ShowPopup, OnShowPopup)
     IPC_MESSAGE_HANDLER(FrameHostMsg_HidePopup, OnHidePopup)
 #endif
-#if defined(OS_ANDROID)
     IPC_MESSAGE_HANDLER(FrameHostMsg_NavigationHandledByEmbedder,
                         OnNavigationHandledByEmbedder)
-#endif
     IPC_MESSAGE_HANDLER(FrameHostMsg_RequestOverlayRoutingToken,
                         OnRequestOverlayRoutingToken)
     IPC_MESSAGE_HANDLER(FrameHostMsg_ShowCreatedWindow, OnShowCreatedWindow)
@@ -1410,6 +1408,7 @@ void RenderFrameHostImpl::OnDidFailProvisionalLoadWithError(
   if (navigation_handle_) {
     navigation_handle_->set_net_error_code(
         static_cast<net::Error>(params.error_code));
+    navigation_handle_->set_render_frame_host(this);
   }
 
   frame_tree_node_->navigator()->DidFailProvisionalLoadWithError(this, params);
@@ -2683,14 +2682,12 @@ void RenderFrameHostImpl::OnHidePopup() {
 }
 #endif
 
-#if defined(OS_ANDROID)
 void RenderFrameHostImpl::OnNavigationHandledByEmbedder() {
   if (navigation_handle_)
     navigation_handle_->set_net_error_code(net::ERR_ABORTED);
 
   OnDidStopLoading();
 }
-#endif
 
 void RenderFrameHostImpl::OnRequestOverlayRoutingToken() {
   // Make sure that we have a token.
diff --git content/browser/frame_host/render_frame_host_impl.h content/browser/frame_host/render_frame_host_impl.h
index c3a1726..9b3922e 100644
--- content/browser/frame_host/render_frame_host_impl.h
+++ content/browser/frame_host/render_frame_host_impl.h
@@ -815,8 +815,8 @@ class CONTENT_EXPORT RenderFrameHostImpl
   void OnShowPopup(const FrameHostMsg_ShowPopup_Params& params);
   void OnHidePopup();
 #endif
-#if defined(OS_ANDROID)
   void OnNavigationHandledByEmbedder();
+#if defined(OS_ANDROID)
   void ForwardGetInterfaceToRenderFrame(const std::string& interface_name,
                                         mojo::ScopedMessagePipeHandle pipe);
 #endif
diff --git content/browser/frame_host/render_frame_message_filter.cc content/browser/frame_host/render_frame_message_filter.cc
index 9b9cfbd..ae3a274 100644
--- content/browser/frame_host/render_frame_message_filter.cc
+++ content/browser/frame_host/render_frame_message_filter.cc
@@ -475,6 +475,7 @@ void RenderFrameMessageFilter::GetCookies(int render_frame_id,
 
 void RenderFrameMessageFilter::OnGetPlugins(
     bool refresh,
+    bool is_main_frame,
     const url::Origin& main_frame_origin,
     IPC::Message* reply_msg) {
   // Don't refresh if the specified threshold has not been passed.  Note that
@@ -496,18 +497,19 @@ void RenderFrameMessageFilter::OnGetPlugins(
 
   PluginServiceImpl::GetInstance()->GetPlugins(
       base::Bind(&RenderFrameMessageFilter::GetPluginsCallback, this, reply_msg,
-                 main_frame_origin));
+                 is_main_frame, main_frame_origin));
 }
 
 void RenderFrameMessageFilter::GetPluginsCallback(
     IPC::Message* reply_msg,
+    bool is_main_frame,
     const url::Origin& main_frame_origin,
     const std::vector<WebPluginInfo>& all_plugins) {
   // Filter the plugin list.
   PluginServiceFilter* filter = PluginServiceImpl::GetInstance()->GetFilter();
   std::vector<WebPluginInfo> plugins;
 
-  int child_process_id = -1;
+  int child_process_id = render_process_id_;
   int routing_id = MSG_ROUTING_NONE;
   // In this loop, copy the WebPluginInfo (and do not use a reference) because
   // the filter might mutate it.
@@ -516,7 +518,7 @@ void RenderFrameMessageFilter::GetPluginsCallback(
     if (!filter ||
         filter->IsPluginAvailable(child_process_id, routing_id,
                                   resource_context_, main_frame_origin.GetURL(),
-                                  main_frame_origin, &plugin)) {
+                                  is_main_frame, main_frame_origin, &plugin)) {
       plugins.push_back(plugin);
     }
   }
@@ -528,6 +530,7 @@ void RenderFrameMessageFilter::GetPluginsCallback(
 void RenderFrameMessageFilter::OnGetPluginInfo(
     int render_frame_id,
     const GURL& url,
+    bool is_main_frame,
     const url::Origin& main_frame_origin,
     const std::string& mime_type,
     bool* found,
@@ -536,8 +539,8 @@ void RenderFrameMessageFilter::OnGetPluginInfo(
   bool allow_wildcard = true;
   *found = plugin_service_->GetPluginInfo(
       render_process_id_, render_frame_id, resource_context_, url,
-      main_frame_origin, mime_type, allow_wildcard, nullptr, info,
-      actual_mime_type);
+      is_main_frame, main_frame_origin, mime_type, allow_wildcard, nullptr,
+      info, actual_mime_type);
 }
 
 void RenderFrameMessageFilter::OnOpenChannelToPepperPlugin(
diff --git content/browser/frame_host/render_frame_message_filter.h content/browser/frame_host/render_frame_message_filter.h
index 3f49cc4..c593146 100644
--- content/browser/frame_host/render_frame_message_filter.h
+++ content/browser/frame_host/render_frame_message_filter.h
@@ -124,13 +124,16 @@ class CONTENT_EXPORT RenderFrameMessageFilter
 
 #if BUILDFLAG(ENABLE_PLUGINS)
   void OnGetPlugins(bool refresh,
+                    bool is_main_frame,
                     const url::Origin& main_frame_origin,
                     IPC::Message* reply_msg);
   void GetPluginsCallback(IPC::Message* reply_msg,
+                          bool is_main_frame,
                           const url::Origin& main_frame_origin,
                           const std::vector<WebPluginInfo>& plugins);
   void OnGetPluginInfo(int render_frame_id,
                        const GURL& url,
+                       bool is_main_frame,
                        const url::Origin& main_frame_origin,
                        const std::string& mime_type,
                        bool* found,
diff --git content/browser/loader/mime_sniffing_resource_handler.cc content/browser/loader/mime_sniffing_resource_handler.cc
index 20d09f5..f36d855 100644
--- content/browser/loader/mime_sniffing_resource_handler.cc
+++ content/browser/loader/mime_sniffing_resource_handler.cc
@@ -494,8 +494,8 @@ bool MimeSniffingResourceHandler::CheckForPluginHandler(
   WebPluginInfo plugin;
   bool has_plugin = plugin_service_->GetPluginInfo(
       info->GetChildID(), info->GetRenderFrameID(), info->GetContext(),
-      request()->url(), url::Origin(), response_->head.mime_type,
-      allow_wildcard, &stale, &plugin, NULL);
+      request()->url(), info->IsMainFrame(), url::Origin(),
+      response_->head.mime_type, allow_wildcard, &stale, &plugin, NULL);
 
   if (stale) {
     // Refresh the plugins asynchronously.
diff --git content/browser/plugin_service_impl.cc content/browser/plugin_service_impl.cc
index 4bdfa1d..cf9b916 100644
--- content/browser/plugin_service_impl.cc
+++ content/browser/plugin_service_impl.cc
@@ -242,6 +242,7 @@ bool PluginServiceImpl::GetPluginInfo(int render_process_id,
                                       int render_frame_id,
                                       ResourceContext* context,
                                       const GURL& url,
+                                      bool is_main_frame,
                                       const url::Origin& main_frame_origin,
                                       const std::string& mime_type,
                                       bool allow_wildcard,
@@ -258,7 +259,8 @@ bool PluginServiceImpl::GetPluginInfo(int render_process_id,
   for (size_t i = 0; i < plugins.size(); ++i) {
     if (!filter_ ||
         filter_->IsPluginAvailable(render_process_id, render_frame_id, context,
-                                   url, main_frame_origin, &plugins[i])) {
+                                   url, is_main_frame, main_frame_origin,
+                                   &plugins[i])) {
       *info = plugins[i];
       if (actual_mime_type)
         *actual_mime_type = mime_types[i];
diff --git content/browser/plugin_service_impl.h content/browser/plugin_service_impl.h
index 85b64da..e77f1bb 100644
--- content/browser/plugin_service_impl.h
+++ content/browser/plugin_service_impl.h
@@ -64,6 +64,7 @@ class CONTENT_EXPORT PluginServiceImpl
                      int render_frame_id,
                      ResourceContext* context,
                      const GURL& url,
+                     bool is_main_frame,
                      const url::Origin& main_frame_origin,
                      const std::string& mime_type,
                      bool allow_wildcard,
diff --git content/common/frame_messages.h content/common/frame_messages.h
index 168d64f..82e9385 100644
--- content/common/frame_messages.h
+++ content/common/frame_messages.h
@@ -1324,8 +1324,9 @@ IPC_MESSAGE_ROUTED1(FrameHostMsg_PepperStopsPlayback,
 
 // Used to get the list of plugins. |main_frame_origin| is used to handle
 // exceptions for plugin content settings.
-IPC_SYNC_MESSAGE_CONTROL2_1(FrameHostMsg_GetPlugins,
+IPC_SYNC_MESSAGE_CONTROL3_1(FrameHostMsg_GetPlugins,
                             bool /* refresh*/,
+                            bool /* is_main_frame */,
                             url::Origin /* main_frame_origin */,
                             std::vector<content::WebPluginInfo> /* plugins */)
 
@@ -1333,9 +1334,10 @@ IPC_SYNC_MESSAGE_CONTROL2_1(FrameHostMsg_GetPlugins,
 // type. If there is no matching plugin, |found| is false.
 // |actual_mime_type| is the actual mime type supported by the
 // found plugin.
-IPC_SYNC_MESSAGE_CONTROL4_3(FrameHostMsg_GetPluginInfo,
+IPC_SYNC_MESSAGE_CONTROL5_3(FrameHostMsg_GetPluginInfo,
                             int /* render_frame_id */,
                             GURL /* url */,
+                            bool /* is_main_frame */,
                             url::Origin /* main_frame_origin */,
                             std::string /* mime_type */,
                             bool /* found */,
@@ -1716,9 +1718,9 @@ IPC_MESSAGE_ROUTED3(FrameHostMsg_FindMatchRects_Reply,
 IPC_MESSAGE_ROUTED2(FrameHostMsg_GetNearestFindResult_Reply,
                     int /* nfr_request_id */,
                     float /* distance */)
+#endif
 
 IPC_MESSAGE_ROUTED0(FrameHostMsg_NavigationHandledByEmbedder)
-#endif
 
 // Adding a new message? Stick to the sort order above: first platform
 // independent FrameMsg, then ifdefs for platform specific FrameMsg, then
diff --git content/ppapi_plugin/ppapi_blink_platform_impl.cc content/ppapi_plugin/ppapi_blink_platform_impl.cc
index 6190e33..fbde1ba 100644
--- content/ppapi_plugin/ppapi_blink_platform_impl.cc
+++ content/ppapi_plugin/ppapi_blink_platform_impl.cc
@@ -215,6 +215,7 @@ std::unique_ptr<blink::WebURLLoader> PpapiBlinkPlatformImpl::CreateURLLoader(
 
 void PpapiBlinkPlatformImpl::GetPluginList(
     bool refresh,
+    bool isMainFrame,
     const blink::WebSecurityOrigin& mainFrameOrigin,
     blink::WebPluginListBuilder* builder) {
   NOTREACHED();
diff --git content/ppapi_plugin/ppapi_blink_platform_impl.h content/ppapi_plugin/ppapi_blink_platform_impl.h
index fc83aea..9c1a4b2 100644
--- content/ppapi_plugin/ppapi_blink_platform_impl.h
+++ content/ppapi_plugin/ppapi_blink_platform_impl.h
@@ -47,6 +47,7 @@ class PpapiBlinkPlatformImpl : public BlinkPlatformImpl {
       const blink::WebURLRequest& request,
       base::SingleThreadTaskRunner* task_runner) override;
   void GetPluginList(bool refresh,
+                     bool isMainFrame,
                      const blink::WebSecurityOrigin& mainFrameOrigin,
                      blink::WebPluginListBuilder*) override;
   blink::WebData GetDataResource(const char* name) override;
diff --git content/public/browser/plugin_service.h content/public/browser/plugin_service.h
index ac05c13..762262b 100644
--- content/public/browser/plugin_service.h
+++ content/public/browser/plugin_service.h
@@ -74,6 +74,7 @@ class PluginService {
                              int render_frame_id,
                              ResourceContext* context,
                              const GURL& url,
+                             bool is_main_frame,
                              const url::Origin& main_frame_origin,
                              const std::string& mime_type,
                              bool allow_wildcard,
diff --git content/public/browser/plugin_service_filter.h content/public/browser/plugin_service_filter.h
index 3b610b1..7c439e0 100644
--- content/public/browser/plugin_service_filter.h
+++ content/public/browser/plugin_service_filter.h
@@ -33,6 +33,7 @@ class PluginServiceFilter {
                                  int render_frame_id,
                                  const void* context,
                                  const GURL& url,
+                                 bool is_main_frame,
                                  const url::Origin& main_frame_origin,
                                  WebPluginInfo* plugin) = 0;
 
diff --git content/public/renderer/content_renderer_client.cc content/public/renderer/content_renderer_client.cc
index 62e2a4e..7932e91 100644
--- content/public/renderer/content_renderer_client.cc
+++ content/public/renderer/content_renderer_client.cc
@@ -110,7 +110,6 @@ bool ContentRendererClient::AllowPopup() {
   return false;
 }
 
-#if defined(OS_ANDROID)
 bool ContentRendererClient::HandleNavigation(
     RenderFrame* render_frame,
     bool is_content_initiated,
@@ -123,6 +122,7 @@ bool ContentRendererClient::HandleNavigation(
   return false;
 }
 
+#if defined(OS_ANDROID)
 bool ContentRendererClient::ShouldUseMediaPlayerForURL(const GURL& url) {
   return false;
 }
diff --git content/public/renderer/content_renderer_client.h content/public/renderer/content_renderer_client.h
index 915dc35..a015048 100644
--- content/public/renderer/content_renderer_client.h
+++ content/public/renderer/content_renderer_client.h
@@ -77,6 +77,9 @@ class CONTENT_EXPORT ContentRendererClient {
   // Notifies us that the RenderThread has been created.
   virtual void RenderThreadStarted() {}
 
+  // Notifies that the RenderThread can now send sync IPC messages.
+  virtual void RenderThreadConnected() {}
+
   // Notifies that a new RenderFrame has been created.
   virtual void RenderFrameCreated(RenderFrame* render_frame) {}
 
@@ -197,7 +200,6 @@ class CONTENT_EXPORT ContentRendererClient {
   // Returns true if a popup window should be allowed.
   virtual bool AllowPopup();
 
-#if defined(OS_ANDROID)
   // 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
@@ -213,6 +215,7 @@ class CONTENT_EXPORT ContentRendererClient {
                                 blink::WebNavigationPolicy default_policy,
                                 bool is_redirect);
 
+#if defined(OS_ANDROID)
   // Indicates if the Android MediaPlayer should be used instead of Chrome's
   // built in media player for the given |url|. Defaults to false.
   virtual bool ShouldUseMediaPlayerForURL(const GURL& url);
diff --git content/public/renderer/render_frame_observer.h content/public/renderer/render_frame_observer.h
index 48b932e..80110f9 100644
--- content/public/renderer/render_frame_observer.h
+++ content/public/renderer/render_frame_observer.h
@@ -116,6 +116,9 @@ class CONTENT_EXPORT RenderFrameObserver : public IPC::Listener,
   virtual void DidObserveLoadingBehavior(
       blink::WebLoadingBehaviorFlag behavior) {}
 
+  // Called when this frame gains focus.
+  virtual void FrameFocused() {}
+
   // Called when the focused node has changed to |node|.
   virtual void FocusedNodeChanged(const blink::WebNode& node) {}
 
diff --git content/renderer/render_frame_impl.cc content/renderer/render_frame_impl.cc
index 69bb3ef..df99298 100644
--- content/renderer/render_frame_impl.cc
+++ content/renderer/render_frame_impl.cc
@@ -2897,7 +2897,8 @@ blink::WebPlugin* RenderFrameImpl::CreatePlugin(
   std::string mime_type;
   bool found = false;
   Send(new FrameHostMsg_GetPluginInfo(
-      routing_id_, params.url, frame_->Top()->GetSecurityOrigin(),
+      routing_id_, params.url, frame_->Parent() == nullptr,
+      frame_->Top()->GetSecurityOrigin(),
       params.mime_type.Utf8(), &found, &info, &mime_type));
   if (!found)
     return nullptr;
@@ -3205,6 +3206,8 @@ void RenderFrameImpl::FrameDetached(blink::WebLocalFrame* frame,
 
 void RenderFrameImpl::FrameFocused() {
   Send(new FrameHostMsg_FrameFocused(routing_id_));
+  for (auto& observer : observers_)
+    observer.FrameFocused();
 }
 
 void RenderFrameImpl::WillCommitProvisionalLoad() {
@@ -5324,9 +5327,8 @@ WebNavigationPolicy RenderFrameImpl::DecidePolicyForNavigation(
        (!IsBrowserSideNavigationEnabled() ||
         url != pending_navigation_params_->request_params.redirects[0]));
 
-#ifdef OS_ANDROID
-  bool render_view_was_created_by_renderer =
-      render_view_->was_created_by_renderer_;
+  // CEF doesn't use this value, so just pass false.
+  bool render_view_was_created_by_renderer = false;
   // The handlenavigation API is deprecated and will be removed once
   // crbug.com/325351 is resolved.
   if (GetContentClient()->renderer()->HandleNavigation(
@@ -5339,7 +5341,6 @@ WebNavigationPolicy RenderFrameImpl::DecidePolicyForNavigation(
     }
     return blink::kWebNavigationPolicyIgnore;
   }
-#endif
 
   Referrer referrer(
       RenderViewImpl::GetReferrerFromRequest(frame_, info.url_request));
diff --git content/renderer/render_thread_impl.cc content/renderer/render_thread_impl.cc
index c26bd13..25e7028 100644
--- content/renderer/render_thread_impl.cc
+++ content/renderer/render_thread_impl.cc
@@ -772,6 +772,8 @@ void RenderThreadImpl::Init(
 
   StartServiceManagerConnection();
 
+  GetContentClient()->renderer()->RenderThreadConnected();
+
   GetAssociatedInterfaceRegistry()->AddInterface(
       base::Bind(&RenderThreadImpl::OnRendererInterfaceRequest,
                  base::Unretained(this)));
diff --git content/renderer/renderer_blink_platform_impl.cc content/renderer/renderer_blink_platform_impl.cc
index 45fcfe8..165a5f4 100644
--- content/renderer/renderer_blink_platform_impl.cc
+++ content/renderer/renderer_blink_platform_impl.cc
@@ -876,6 +876,7 @@ RendererBlinkPlatformImpl::CreateMIDIAccessor(
 
 void RendererBlinkPlatformImpl::GetPluginList(
     bool refresh,
+    bool isMainFrame,
     const blink::WebSecurityOrigin& mainFrameOrigin,
     blink::WebPluginListBuilder* builder) {
 #if BUILDFLAG(ENABLE_PLUGINS)
@@ -883,7 +884,8 @@ void RendererBlinkPlatformImpl::GetPluginList(
   if (!plugin_refresh_allowed_)
     refresh = false;
   RenderThread::Get()->Send(
-      new FrameHostMsg_GetPlugins(refresh, mainFrameOrigin, &plugins));
+      new FrameHostMsg_GetPlugins(refresh, isMainFrame, mainFrameOrigin,
+                                  &plugins));
   for (const WebPluginInfo& plugin : plugins) {
     builder->AddPlugin(WebString::FromUTF16(plugin.name),
                        WebString::FromUTF16(plugin.desc),
diff --git content/renderer/renderer_blink_platform_impl.h content/renderer/renderer_blink_platform_impl.h
index 0ca8faf..7c81cf9 100644
--- content/renderer/renderer_blink_platform_impl.h
+++ content/renderer/renderer_blink_platform_impl.h
@@ -125,6 +125,7 @@ class CONTENT_EXPORT RendererBlinkPlatformImpl : public BlinkPlatformImpl {
   viz::FrameSinkId GenerateFrameSinkId() override;
 
   void GetPluginList(bool refresh,
+                     bool isMainFrame,
                      const blink::WebSecurityOrigin& mainFrameOrigin,
                      blink::WebPluginListBuilder* builder) override;
   blink::WebPublicSuffixList* PublicSuffixList() override;
diff --git content/shell/browser/shell_plugin_service_filter.cc content/shell/browser/shell_plugin_service_filter.cc
index 3a48c59..d10ef64 100644
--- content/shell/browser/shell_plugin_service_filter.cc
+++ content/shell/browser/shell_plugin_service_filter.cc
@@ -18,6 +18,7 @@ bool ShellPluginServiceFilter::IsPluginAvailable(
     int render_frame_id,
     const void* context,
     const GURL& url,
+    bool is_main_frame,
     const url::Origin& main_frame_origin,
     WebPluginInfo* plugin) {
   return plugin->name == base::ASCIIToUTF16("Blink Test Plugin") ||
diff --git content/shell/browser/shell_plugin_service_filter.h content/shell/browser/shell_plugin_service_filter.h
index 7767a62..8a95377 100644
--- content/shell/browser/shell_plugin_service_filter.h
+++ content/shell/browser/shell_plugin_service_filter.h
@@ -21,6 +21,7 @@ class ShellPluginServiceFilter : public PluginServiceFilter {
                          int render_frame_id,
                          const void* context,
                          const GURL& url,
+                         bool is_main_frame,
                          const url::Origin& main_frame_origin,
                          WebPluginInfo* plugin) override;
 
diff --git content/test/fake_plugin_service.cc content/test/fake_plugin_service.cc
index 6746b9f..8634ada 100644
--- content/test/fake_plugin_service.cc
+++ content/test/fake_plugin_service.cc
@@ -29,6 +29,7 @@ bool FakePluginService::GetPluginInfo(int render_process_id,
                                       int render_frame_id,
                                       ResourceContext* context,
                                       const GURL& url,
+                                      bool is_main_frame,
                                       const url::Origin& main_frame_origin,
                                       const std::string& mime_type,
                                       bool allow_wildcard,
diff --git content/test/fake_plugin_service.h content/test/fake_plugin_service.h
index db23a83..57a4c536 100644
--- content/test/fake_plugin_service.h
+++ content/test/fake_plugin_service.h
@@ -30,6 +30,7 @@ class FakePluginService : public PluginService {
                      int render_frame_id,
                      ResourceContext* context,
                      const GURL& url,
+                     bool is_main_frame,
                      const url::Origin& main_frame_origin,
                      const std::string& mime_type,
                      bool allow_wildcard,
diff --git content/test/test_blink_web_unit_test_support.cc content/test/test_blink_web_unit_test_support.cc
index c19d608..3dce54d 100644
--- content/test/test_blink_web_unit_test_support.cc
+++ content/test/test_blink_web_unit_test_support.cc
@@ -290,6 +290,7 @@ blink::WebThread* TestBlinkWebUnitTestSupport::CurrentThread() {
 
 void TestBlinkWebUnitTestSupport::GetPluginList(
     bool refresh,
+    bool is_main_frame,
     const blink::WebSecurityOrigin& mainFrameOrigin,
     blink::WebPluginListBuilder* builder) {
   builder->AddPlugin("pdf", "pdf", "pdf-files");
diff --git content/test/test_blink_web_unit_test_support.h content/test/test_blink_web_unit_test_support.h
index 556242d..61853c2 100644
--- content/test/test_blink_web_unit_test_support.h
+++ content/test/test_blink_web_unit_test_support.h
@@ -70,6 +70,7 @@ class TestBlinkWebUnitTestSupport : public BlinkPlatformImpl {
       const blink::WebSize& size) override;
 
   void GetPluginList(bool refresh,
+                     bool is_main_frame,
                      const blink::WebSecurityOrigin& mainFrameOrigin,
                      blink::WebPluginListBuilder* builder) override;