Applied the IconType.

chrome/browser/fav_icon_helper.h

 // Copyright (c) 2010 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_FAV_ICON_HELPER_H__
 #define CHROME_BROWSER_FAV_ICON_HELPER_H__
 #pragma once
 
 #include <map>
 
@@ skipping 103 matching lines @@
   // Return the NavigationEntry for the active entry, or NULL if the active
   // entries URL does not match that of the URL last passed to FetchFavIcon.
   NavigationEntry* GetEntry();
 
   Profile* profile();
 
   FaviconService* GetFaviconService();
 
   // See description above class for details.
   void OnFavIconDataForInitialURL(FaviconService::Handle handle,
-                                  bool know_favicon,
-                                  scoped_refptr<RefCountedMemory> data,
-                                  bool expired,
-                                  GURL icon_url);
+                                  history::FaviconData favicon);
 
   // If the favicon has expired, asks the renderer to download the favicon.
   // Otherwise asks history to update the mapping between page url and icon
   // url with a callback to OnFavIconData when done.
   void DownloadFavIconOrAskHistory(NavigationEntry* entry);
 
   // See description above class for details.
   void OnFavIconData(FaviconService::Handle handle,
-                     bool know_favicon,
-                     scoped_refptr<RefCountedMemory> data,
-                     bool expired,
-                     GURL icon_url);
+                     history::FaviconData favicon);
 
   // Schedules a download for the specified entry. This adds the request to
   // download_requests_.
   int ScheduleDownload(const GURL& url, const GURL& image_url, int image_size,
                        ImageDownloadCallback* callback);
 
   // Sets the image data for the favicon. This is invoked asynchronously after
   // we request the TabContents to download the favicon.
   void SetFavIcon(const GURL& url, const GURL& icon_url, const SkBitmap& image);
 
@@ skipping 32 matching lines @@
   bool fav_icon_expired_;
 
   // Requests to the renderer to download favicons.
   typedef std::map<int, DownloadRequest> DownloadRequests;
   DownloadRequests download_requests_;
 
   DISALLOW_COPY_AND_ASSIGN(FavIconHelper);
 };
 
 #endif  // CHROME_BROWSER_FAV_ICON_HELPER_H__