move favicon download code from chrome/ into content/

chrome/browser/ui/views/create_application_shortcut_view.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_VIEWS_CREATE_APPLICATION_SHORTCUT_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_CREATE_APPLICATION_SHORTCUT_VIEW_H_
 
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "chrome/browser/extensions/image_loading_tracker.h"
-#include "chrome/browser/favicon/favicon_download_helper_delegate.h"
 #include "chrome/browser/web_applications/web_app.h"
 #include "ui/views/controls/button/button.h"
 #include "ui/views/window/dialog_delegate.h"
 
 class FaviconDownloadHelper;
+class GURL;
 class Profile;
 class SkBitmap;
 
 namespace content {
 class WebContents;
 }
 
 namespace extensions {
 class Extension;
 }
@@ skipping 48 matching lines @@
   views::Checkbox* menu_check_box_;
   views::Checkbox* quick_launch_check_box_;
 
   // Target shortcut info.
   ShellIntegration::ShortcutInfo shortcut_info_;
 
   DISALLOW_COPY_AND_ASSIGN(CreateApplicationShortcutView);
 };
 
 // Create an application shortcut pointing to a URL.
-class CreateUrlApplicationShortcutView : public CreateApplicationShortcutView,
-                                         public FaviconDownloadHelperDelegate {
+class CreateUrlApplicationShortcutView : public CreateApplicationShortcutView {
  public:
   explicit CreateUrlApplicationShortcutView(content::WebContents* web_contents);
   virtual ~CreateUrlApplicationShortcutView();
 
   virtual bool Accept() OVERRIDE;
 
  private:
   // Fetch the largest unprocessed icon.
   // The first largest icon downloaded and decoded successfully will be used.
   void FetchIcon();
 
-  // FaviconDownloadHelperDelegate overrides.
-  virtual void OnDidDownloadFavicon(
+  // Favicon download callback.
+  void DidDownloadFavicon(
       int id,
       const GURL& image_url,
       bool errored,
       int requested_size,
-      const std::vector<SkBitmap>& bitmaps) OVERRIDE;
+      const std::vector<SkBitmap>& bitmaps);
 
   // The tab whose URL is being turned into an app.
   content::WebContents* web_contents_;
 
-  // Helper class to manage the downloading of favicons.
-  scoped_ptr<FaviconDownloadHelper> download_helper_;
-
   // Pending app icon download tracked by us.
   int pending_download_id_;
 
   // Unprocessed icons from the WebApplicationInfo passed in.
   web_app::IconInfoList unprocessed_icons_;
 
   DISALLOW_COPY_AND_ASSIGN(CreateUrlApplicationShortcutView);
 };
 
 // Create an application shortcut pointing to a chrome application.
@@ skipping 13 matching lines @@
                              int index) OVERRIDE;
 
  private:
   const extensions::Extension* app_;
   ImageLoadingTracker tracker_;
 
   DISALLOW_COPY_AND_ASSIGN(CreateChromeApplicationShortcutView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_CREATE_APPLICATION_SHORTCUT_VIEW_H_