app_list: Improve initial icon loading.

ash/wm/app_list_controller.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_WM_APP_LIST_CONTROLLER_H_
 #define ASH_WM_APP_LIST_CONTROLLER_H_
 
 #include "ash/launcher/launcher_icon_observer.h"
 #include "ash/shell_observer.h"
 #include "base/basictypes.h"
@@ skipping 41 matching lines @@
   bool IsVisible() const;
 
   // Returns target visibility. This differs from IsVisible() if an animation
   // is ongoing.
   bool GetTargetVisibility() const { return is_visible_; }
 
   // Returns app list window or NULL if it is not visible.
   aura::Window* GetWindow();
 
  private:
-  // Sets app list view. If we are in visible mode, start showing animation.
-  // Otherwise, we just close it.
+  // Sets the app list view and attempts to show it.
   void SetView(app_list::AppListView* view);
 
   // Forgets the view.
   void ResetView();
 
   // Starts show/hide animation.
   void ScheduleAnimation();
 
   void ProcessLocatedEvent(ui::LocatedEvent* event);
 
@@ skipping 42 matching lines @@
   // Whether should schedule snap back animation.
   bool should_snap_back_;
 
   DISALLOW_COPY_AND_ASSIGN(AppListController);
 };
 
 }  // namespace internal
 }  // namespace ash
 
 #endif  // ASH_WM_APP_LIST_CONTROLLER_H_