Add support for new webkit capability allowing us to update

chrome/renderer/render_view.h

Index: chrome/renderer/render_view.h
diff --git a/chrome/renderer/render_view.h b/chrome/renderer/render_view.h
index 95071e618ca30bfcfee0cf39b22f591153a5535c..7a3279f01d053b758e32c5a7b6c15199bdd216b7 100644
--- a/chrome/renderer/render_view.h
+++ b/chrome/renderer/render_view.h
@@ -345,6 +345,7 @@ class RenderView : public RenderWidget,
   virtual void didCreateDocumentElement(WebKit::WebFrame* frame);
   virtual void didReceiveTitle(
       WebKit::WebFrame* frame, const WebKit::WebString& title);
+  virtual void didChangeIcons(WebKit::WebFrame*);
   virtual void didFinishDocumentLoad(WebKit::WebFrame* frame);
   virtual void didHandleOnloadEvents(WebKit::WebFrame* frame);
   virtual void didFailLoad(
@@ -568,6 +569,7 @@ class RenderView : public RenderWidget,
 
   void UpdateURL(WebKit::WebFrame* frame);
   void UpdateTitle(WebKit::WebFrame* frame, const string16& title);
+  void UpdateIconURL(WebKit::WebFrame* frame, const GURL& icon_url);
   void UpdateSessionHistory(WebKit::WebFrame* frame);
 
   // Update current main frame's encoding and send it to browser window.