Remove --ash-disable-overview-mode

ash/shell.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_H_
 #define ASH_SHELL_H_
 
 #include <utility>
 #include <vector>
 
@@ skipping 337 matching lines @@
   }
   MruWindowTracker* mru_window_tracker() {
     return mru_window_tracker_.get();
   }
   UserActivityDetector* user_activity_detector() {
     return user_activity_detector_.get();
   }
   VideoDetector* video_detector() {
     return video_detector_.get();
   }
-  WindowCycleController* window_cycle_controller() {
-    return window_cycle_controller_.get();
-  }
   WindowSelectorController* window_selector_controller() {
     return window_selector_controller_.get();
   }
   internal::FocusCycler* focus_cycler() {
     return focus_cycler_.get();
   }
   DisplayController* display_controller() {
     return display_controller_.get();
   }
   internal::MouseCursorEventFilter* mouse_cursor_filter() {
@@ skipping 265 matching lines @@
   scoped_ptr<views::corewm::VisibilityController> visibility_controller_;
   scoped_ptr<views::corewm::WindowModalityController>
       window_modality_controller_;
   scoped_ptr<views::corewm::TooltipController> tooltip_controller_;
   scoped_ptr<DesktopBackgroundController> desktop_background_controller_;
   scoped_ptr<PowerButtonController> power_button_controller_;
   scoped_ptr<LockStateController> lock_state_controller_;
   scoped_ptr<MruWindowTracker> mru_window_tracker_;
   scoped_ptr<UserActivityDetector> user_activity_detector_;
   scoped_ptr<VideoDetector> video_detector_;
-  scoped_ptr<WindowCycleController> window_cycle_controller_;
   scoped_ptr<WindowSelectorController> window_selector_controller_;
   scoped_ptr<internal::FocusCycler> focus_cycler_;
   scoped_ptr<DisplayController> display_controller_;
   scoped_ptr<HighContrastController> high_contrast_controller_;
   scoped_ptr<MagnificationController> magnification_controller_;
   scoped_ptr<PartialMagnificationController> partial_magnification_controller_;
   scoped_ptr<AutoclickController> autoclick_controller_;
   scoped_ptr<aura::client::FocusClient> focus_client_;
   scoped_ptr<aura::client::UserActionClient> user_action_client_;
   aura::client::ActivationClient* activation_client_;
@@ skipping 71 matching lines @@
 
   // Injected content::GPUDataManager support.
   scoped_ptr<GPUSupport> gpu_support_;
 
   DISALLOW_COPY_AND_ASSIGN(Shell);
 };
 
 }  // namespace ash
 
 #endif  // ASH_SHELL_H_