Add abstractions that let embedders drive tests of WebContents.

chrome/browser/favicon/favicon_handler.h

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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_FAVICON_FAVICON_HANDLER_H_
 #define CHROME_BROWSER_FAVICON_FAVICON_HANDLER_H_
 #pragma once
 
 #include <map>
 
 #include "base/basictypes.h"
 #include "base/callback_forward.h"
 #include "base/memory/ref_counted.h"
 #include "chrome/browser/cancelable_request.h"
 #include "chrome/browser/favicon/favicon_service.h"
 #include "chrome/browser/favicon/favicon_tab_helper.h"
 #include "chrome/common/favicon_url.h"
 #include "chrome/common/ref_counted_util.h"
 #include "googleurl/src/gurl.h"
 #include "ui/gfx/favicon_size.h"
 
 class FaviconHandlerDelegate;
 class Profile;
 class RefCountedMemory;
 class SkBitmap;
-class TabContents;
 
 namespace content {
 class NavigationEntry;
 }
 
 namespace gfx {
 class Image;
 }
 
 // FaviconHandler works with FaviconTabHelper to fetch the specific type of
@@ skipping 227 matching lines @@
   // The Profile associated with this handler.
   Profile* profile_;
 
   // This handler's delegate.
   FaviconHandlerDelegate* delegate_;  // weak
 
   DISALLOW_COPY_AND_ASSIGN(FaviconHandler);
 };
 
 #endif  // CHROME_BROWSER_FAVICON_FAVICON_HANDLER_H_