wip: Refactoring Ash's AppListController, moving the bulk of the logic to chrome/browser/ui/ash/app…

ash/shell_delegate.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 ASH_SHELL_DELEGATE_H_
 #define ASH_SHELL_DELEGATE_H_
 
 #include <string>
 
 #include "ash/ash_export.h"
 #include "ash/shell.h"
 #include "base/callback.h"
 #include "base/strings/string16.h"
 
 namespace app_list {
+class AppListController;
 class AppListViewDelegate;
 }
 
 namespace aura {
 class RootWindow;
 class Window;
 }
 
 namespace content {
 class BrowserContext;
@@ skipping 83 matching lines @@
 
   // Called when virtual keyboard has been activated/deactivated.
   virtual void VirtualKeyboardActivated(bool activated) = 0;
 
   // Adds or removes virtual keyboard state observer.
   virtual void AddVirtualKeyboardStateObserver(
       VirtualKeyboardStateObserver* observer) = 0;
   virtual void RemoveVirtualKeyboardStateObserver(
       VirtualKeyboardStateObserver* observer) = 0;
 
-  // Get the AppListViewDelegate, creating one if it does not yet exist.
-  // Ownership stays with Chrome's AppListService, or the ShellDelegate.
-  virtual app_list::AppListViewDelegate* GetAppListViewDelegate() = 0;
+  // Get the GetAppListController. Ownership stays with Chrome.
+  virtual app_list::AppListController* GetAppListController() = 0;
 
   // Creates a new ShelfDelegate. Shell takes ownership of the returned
   // value.
   virtual ShelfDelegate* CreateShelfDelegate(ShelfModel* model) = 0;
 
   // Creates a system-tray delegate. Shell takes ownership of the delegate.
   virtual SystemTrayDelegate* CreateSystemTrayDelegate() = 0;
 
   // Creates a user wallpaper delegate. Shell takes ownership of the delegate.
   virtual UserWallpaperDelegate* CreateUserWallpaperDelegate() = 0;
@@ skipping 29 matching lines @@
   virtual gfx::Image GetDeprecatedAcceleratorImage() const = 0;
 
   // Toggles the status of the touchpad / touchscreen on or off.
   virtual void ToggleTouchpad() {}
   virtual void ToggleTouchscreen() {}
 };
 
 }  // namespace ash
 
 #endif  // ASH_SHELL_DELEGATE_H_