Allow TabCapture to capture full screen flash widgets.

content/browser/web_contents/web_contents_impl.h

Index: content/browser/web_contents/web_contents_impl.h
diff --git a/content/browser/web_contents/web_contents_impl.h b/content/browser/web_contents/web_contents_impl.h
index ffa11830fa4a814fafa1328e10209ea32d58999b..d0607554cc6cd18431e4a2b616912250d3882ec6 100644
--- a/content/browser/web_contents/web_contents_impl.h
+++ b/content/browser/web_contents/web_contents_impl.h
@@ -175,6 +175,10 @@ class CONTENT_EXPORT WebContentsImpl
   // an embedder.
   BrowserPluginEmbedder* GetBrowserPluginEmbedder();
 
+  // Gets the current fullscreen render widget's routing ID. Returns
+  // MSG_ROUTING_NONE when there is no fullscreen render widget.
+  int GetFullscreenWidgetRoutingID() const;
+
   void DidBlock3DAPIs(const GURL& url, ThreeDAPIType requester);
 
   // WebContents ------------------------------------------------------
@@ -864,6 +868,9 @@ class CONTENT_EXPORT WebContentsImpl
   // outlive it.
   std::set<RenderWidgetHostImpl*> created_widgets_;
 
+  // Routing id of the shown fullscreen widget or MSG_ROUTING_NONE otherwise.
+  int fullscreen_widget_routing_id_;
+
   // Maps the ids of pending favicon downloads to their callbacks
   typedef std::map<int, FaviconDownloadCallback> FaviconDownloadMap;
   FaviconDownloadMap favicon_download_map_;