chrome: Cleanup class/struct forward declarations

chrome/browser/ui/app_list/app_list_controller_delegate.h

 // Copyright 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_APP_LIST_APP_LIST_CONTROLLER_DELEGATE_H_
 #define CHROME_BROWSER_UI_APP_LIST_APP_LIST_CONTROLLER_DELEGATE_H_
 
 #include <string>
 
 #include "chrome/common/extensions/extension_constants.h"
 #include "extensions/common/constants.h"
 #include "ui/base/page_transition_types.h"
 #include "ui/base/window_open_disposition.h"
 #include "ui/gfx/native_widget_types.h"
 
 class Profile;
 
 namespace base {
 class FilePath;
 }
 
 namespace extensions {
 class Extension;
 class ExtensionSet;
 class InstallTracker;
 }
 
 namespace gfx {
-class ImageSkia;
 class Rect;
 }
 
 // Interface to allow the view delegate to call out to whatever is controlling
 // the app list. This will have different implementations for different
 // platforms.
 class AppListControllerDelegate {
  public:
   // Indicates the source of an app list activation, for tracking purposes.
   enum AppListSource {
@@ skipping 129 matching lines @@
   extensions::InstallTracker* GetInstallTrackerFor(Profile* profile);
 
   // Get the list of installed apps for the given profile.
   void GetApps(Profile* profile, extensions::ExtensionSet* out_apps);
 
   // Called when a search is started using the app list search box.
   void OnSearchStarted();
 };
 
 #endif  // CHROME_BROWSER_UI_APP_LIST_APP_LIST_CONTROLLER_DELEGATE_H_