Fix pushState causing stop/reload button and favicon to flicker.

chrome/browser/ui/browser.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_UI_BROWSER_H_
 #define CHROME_BROWSER_UI_BROWSER_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 531 matching lines @@
   virtual void NavigationStateChanged(const content::WebContents* source,
                                       unsigned changed_flags) OVERRIDE;
   virtual void AddNewContents(content::WebContents* source,
                               content::WebContents* new_contents,
                               WindowOpenDisposition disposition,
                               const gfx::Rect& initial_pos,
                               bool user_gesture,
                               bool* was_blocked) OVERRIDE;
   virtual void ActivateContents(content::WebContents* contents) OVERRIDE;
   virtual void DeactivateContents(content::WebContents* contents) OVERRIDE;
-  virtual void LoadingStateChanged(content::WebContents* source) OVERRIDE;
+  virtual void LoadingStateChanged(content::WebContents* source,
+                                   bool to_different_document) OVERRIDE;
   virtual void CloseContents(content::WebContents* source) OVERRIDE;
   virtual void MoveContents(content::WebContents* source,
                             const gfx::Rect& pos) OVERRIDE;
   virtual bool IsPopupOrPanel(
       const content::WebContents* source) const OVERRIDE;
   virtual void UpdateTargetURL(content::WebContents* source, int32 page_id,
                                const GURL& url) OVERRIDE;
   virtual void ContentsMouseEvent(content::WebContents* source,
                                   const gfx::Point& location,
                                   bool motion) OVERRIDE;
@@ skipping 368 matching lines @@
   base::WeakPtrFactory<Browser> weak_factory_;
 
   scoped_ptr<BrowserContentTranslateDriverObserver> translate_driver_observer_;
 
   scoped_ptr<chrome::ValidationMessageBubble> validation_message_bubble_;
 
   DISALLOW_COPY_AND_ASSIGN(Browser);
 };
 
 #endif  // CHROME_BROWSER_UI_BROWSER_H_