Add support for multiple icon sizes for Mac platform apps

chrome/browser/extensions/extension_install_ui.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_EXTENSIONS_EXTENSION_INSTALL_UI_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_INSTALL_UI_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 156 matching lines @@
                                   const Extension* extension,
                                   const ExtensionPermissionSet* permissions);
 
   // Installation was successful. This is declared virtual for testing.
   virtual void OnInstallSuccess(const Extension* extension, SkBitmap* icon);
 
   // Installation failed. This is declared virtual for testing.
   virtual void OnInstallFailure(const string16& error);
 
   // ImageLoadingTracker::Observer:
-  virtual void OnImageLoaded(
-      SkBitmap* image, const ExtensionResource& resource, int index) OVERRIDE;
+  virtual void OnImageLoaded(const gfx::Image& image,
+                             const std::string& extension_id,
+                             int index) OVERRIDE;
 
   // Opens a new tab page and animates the app icon for the app with id
   // |app_id|.
   static void OpenAppInstalledNTP(Browser* browser, const std::string& app_id);
 
  protected:
   friend class ExtensionWebstorePrivateApiTest;
   friend class WebstoreInlineInstallUnpackFailureTest;
 
   // Disables showing UI (ErrorBox, etc.) for install failures. To be used only
   // in tests.
   static void DisableFailureUIForTests();
 
  private:
   friend class GalleryInstallApiTestObserver;
 
   // Show an infobar for a newly-installed theme.  previous_theme_id
   // should be empty if the previous theme was the system/default
   // theme.
   static void ShowThemeInfoBar(
       const std::string& previous_theme_id, bool previous_using_native_theme,
       const Extension* new_theme, Profile* profile);
 
   // Sets the icon that will be used in any UI. If |icon| is NULL, or contains
   // an empty bitmap, then a default icon will be used instead.
-  void SetIcon(SkBitmap* icon);
+  void SetIcon(const SkBitmap* icon);
 
   // Starts the process of showing a confirmation UI, which is split into two.
   // 1) Set off a 'load icon' task.
   // 2) Handle the load icon response and show the UI (OnImageLoaded).
   void ShowConfirmation(PromptType prompt_type);
 
   // Returns the delegate to control the browser's info bar. This is
   // within its own function due to its platform-specific nature.
   static InfoBarDelegate* GetNewThemeInstalledInfoBarDelegate(
       TabContentsWrapper* tab_contents,
@@ skipping 29 matching lines @@
 
   // Whether to show an installed bubble on app install, or use the default
   // action of opening a new tab page.
   bool use_app_installed_bubble_;
 
   // Whether or not to show the default UI after completing the installation.
   bool skip_post_install_ui_;
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_INSTALL_UI_H_