Fix Notifications Icon loading.

content/public/browser/web_contents.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 CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_H_
 #define CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_H_
 
 #include "base/basictypes.h"
 #include "base/callback_forward.h"
 #include "base/process_util.h"
 #include "base/string16.h"
 #include "base/supports_user_data.h"
 #include "content/common/content_export.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/page_navigator.h"
 #include "content/public/browser/save_page_type.h"
 #include "content/public/browser/web_ui.h"
+#include "content/public/common/content_constants.h"
 #include "ipc/ipc_sender.h"
 #include "third_party/skia/include/core/SkColor.h"
 #include "ui/base/window_open_disposition.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/gfx/size.h"
 
 namespace base {
 class TimeTicks;
 }
 
@@ skipping 388 matching lines @@
 
   typedef base::Callback<void(int, /* id */
                               const GURL&, /* image_url */
                               int,  /* requested_size */
                               const std::vector<SkBitmap>& /* bitmaps*/)>
       FaviconDownloadCallback;
 
   // Sends a request to download the given favicon |url| and returns the unique
   // id of the download request. When the download is finished, |callback| will
   // be called with the bitmaps received from the renderer. Note that
   // |image_size| is a hint for images with multiple sizes. The downloaded image

[joth, 2013/03/19 22:44:31]

 |image_type| ...

[Dmitry Titov, 2013/03/20 01:10:07]

Done.

   // is not resized to the given image_size. If 0 is passed, the first frame of
   // the image is returned.

[Cait (Slow), 2013/03/20 00:04:56]

please add a note explaining the purpose of the DownloadImageType param here/

[Dmitry Titov, 2013/03/20 01:10:07]

Done.

-  virtual int DownloadFavicon(const GURL& url, int image_size,
+  virtual int DownloadFavicon(const GURL& url,
+                              DownloadImageType image_type,
+                              int image_size,
                               const FaviconDownloadCallback& callback) = 0;
 
  private:
   // This interface should only be implemented inside content.
   friend class WebContentsImpl;
   WebContents() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_H_