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

chrome/browser/chromeos/login/simple_web_view_dialog.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_CHROMEOS_LOGIN_SIMPLE_WEB_VIEW_DIALOG_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_SIMPLE_WEB_VIEW_DIALOG_H_
 
 #include <string>
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/command_updater_delegate.h"
@@ skipping 50 matching lines @@
 
   // Implements views::ButtonListener:
   virtual void ButtonPressed(views::Button* sender,
                              const ui::Event& event) OVERRIDE;
 
   // Implements content::PageNavigator:
   virtual content::WebContents* OpenURL(
       const content::OpenURLParams& params) OVERRIDE;
 
   // Implements content::WebContentsDelegate:
-  virtual void LoadingStateChanged(content::WebContents* source) OVERRIDE;
+  virtual void LoadingStateChanged(content::WebContents* source,
+                                   bool to_different_document) OVERRIDE;
 
   // Implements LocationBarView::Delegate:
   virtual void NavigationStateChanged(const content::WebContents* source,
                                       unsigned changed_flags) OVERRIDE;
   virtual content::WebContents* GetWebContents() OVERRIDE;
   virtual ToolbarModel* GetToolbarModel() OVERRIDE;
   virtual const ToolbarModel* GetToolbarModel() const OVERRIDE;
   virtual InstantController* GetInstant() OVERRIDE;
   virtual views::Widget* CreateViewsBubble(
       views::BubbleDelegateView* bubble_delegate) OVERRIDE;
@@ skipping 35 matching lines @@
   scoped_ptr<views::WebView> web_view_container_;
 
   scoped_ptr<StubBubbleModelDelegate> bubble_model_delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(SimpleWebViewDialog);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SIMPLE_WEB_VIEW_DIALOG_H_