Browser Plugin: Add HTML5-like postMessage support

content/renderer/render_view_impl.h

Index: content/renderer/render_view_impl.h
diff --git a/content/renderer/render_view_impl.h b/content/renderer/render_view_impl.h
index bf3aba06a16238e78b2501113b74821a3dd60190..c8609d62fe22ea215ddba3a4539fbead7ace5d01 100644
--- a/content/renderer/render_view_impl.h
+++ b/content/renderer/render_view_impl.h
@@ -239,6 +239,13 @@ class RenderViewImpl : public RenderWidget,
   // May return NULL when the view is closing.
   CONTENT_EXPORT WebKit::WebView* webview() const;
 
+  // If this is a swapped out RenderView, which maintains a copy of the frame
+  // tree of an active RenderView, we keep a map from frame ids in this view to
+  // the frame ids of the active view for each corresponding frame.
+  // This method uses the map to find the frame in this RenderView that
+  // corresponds to the frame in the active RenderView specified by |frame_id|.
+  WebKit::WebFrame* GetFrameByMappedID(int remote_frame_id);
+
   // WebGraphicsContext3DSwapBuffersClient implementation.
 
   // Called by a GraphicsContext associated with this view when swapbuffers
@@ -873,6 +880,11 @@ class RenderViewImpl : public RenderWidget,
   void UpdateSessionHistory(WebKit::WebFrame* frame);
   void SendUpdateState(const WebKit::WebHistoryItem& item);
 
+  // Update the frame tree.
+  void UpdateFrameTree(int process_id,
+                       int route_id,
+                       const std::string& frame_tree);
+
   // Update current main frame's encoding and send it to browser window.
   // Since we want to let users see the right encoding info from menu
   // before finishing loading, we call the UpdateEncoding in
@@ -1090,13 +1102,6 @@ class RenderViewImpl : public RenderWidget,
   // and added to the DOM.
   void CreateFrameTree(WebKit::WebFrame* frame, DictionaryValue* frame_tree);
 
-  // If this is a swapped out RenderView, which maintains a copy of the frame
-  // tree of an active RenderView, we keep a map from frame ids in this view to
-  // the frame ids of the active view for each corresponding frame.
-  // This method uses the map to find the frame in this RenderView that
-  // corresponds to the frame in the active RenderView specified by |frame_id|.
-  WebKit::WebFrame* GetFrameByMappedID(int frame_id);
-
   void EnsureMediaStreamImpl();
 
   // This callback is triggered when DownloadFavicon completes, either