Change panels to use gfx::Image instead of SkBitmap for favicon.

chrome/browser/ui/panels/panel_host.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_PANELS_PANEL_HOST_H_
 #define CHROME_BROWSER_UI_PANELS_PANEL_HOST_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/extensions/extension_function_dispatcher.h"
 #include "content/public/browser/web_contents_delegate.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/common/page_zoom.h"
 
 class FaviconTabHelper;
 class GURL;
 class Panel;
 class PrefsTabHelper;
 class Profile;
 
 namespace content {
 class WebContents;
 }
 
 namespace extensions {
 class WindowController;
 }
 
 namespace gfx {
+class Image;
 class Rect;
 }
 
 // Helper class for Panel, implementing WebContents hosting and Extension
 // delegates. Owned and used by Panel only.
 class PanelHost : public content::WebContentsDelegate,
                   public content::WebContentsObserver,
                   public ExtensionFunctionDispatcher::Delegate {
  public:
   PanelHost(Panel* panel, Profile* profile);
   virtual ~PanelHost();
 
   void Init(const GURL& url);
   content::WebContents* web_contents() { return web_contents_.get(); }
   void DestroyWebContents();
 
   // Returns the icon for the current page.
-  SkBitmap GetPageIcon() const;
+  gfx::Image GetPageIcon() const;
 
   // content::WebContentsDelegate overrides.
   virtual void NavigationStateChanged(const content::WebContents* source,
                                       unsigned changed_flags) OVERRIDE;
   virtual void ActivateContents(content::WebContents* contents) OVERRIDE;
   virtual void DeactivateContents(content::WebContents* contents) OVERRIDE;
   virtual void LoadingStateChanged(content::WebContents* source) OVERRIDE;
   virtual void CloseContents(content::WebContents* source) OVERRIDE;
   virtual void MoveContents(content::WebContents* source,
                             const gfx::Rect& pos) OVERRIDE;
@@ skipping 42 matching lines @@
   base::WeakPtrFactory<PanelHost> weak_factory_;
 
   scoped_ptr<PrefsTabHelper> prefs_tab_helper_;
   scoped_ptr<FaviconTabHelper> favicon_tab_helper_;
   scoped_ptr<content::WebContents> web_contents_;
 
   DISALLOW_COPY_AND_ASSIGN(PanelHost);
 };
 
 #endif  // CHROME_BROWSER_UI_PANELS_PANEL_HOST_H_