Port identity_internals to mojo

content/public/browser/web_contents_observer.h

Index: content/public/browser/web_contents_observer.h
diff --git a/content/public/browser/web_contents_observer.h b/content/public/browser/web_contents_observer.h
index f264392a348fabf35c0ee16d0a6502ab747a775f..9be3696d0fc270e319427854cfa5c7df1b92afb5 100644
--- a/content/public/browser/web_contents_observer.h
+++ b/content/public/browser/web_contents_observer.h
@@ -325,6 +325,10 @@ class CONTENT_EXPORT WebContentsObserver : public IPC::Listener,
   // Invoked when theme color is changed to |theme_color|.
   virtual void DidChangeThemeColor(SkColor theme_color) {}
 
+  // Invoked when the gin bindings have run the main module on mojoized WebUI
+  // pages.
+  virtual void DidRunWebUIMojoMain() {}

[jam, 2014/07/25 21:29:58]

this would have a RenderFrame argument if it's called for all frames, or no
argument if it's only called for main frame (and if so, please document that)

+
   // Invoked if an IPC message is coming from a specific RenderFrameHost.
   virtual bool OnMessageReceived(const IPC::Message& message,
                                  RenderFrameHost* render_frame_host);