Remove --ash-disable-overview-mode

ash/ash.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
     'grit_out_dir': '<(SHARED_INTERMEDIATE_DIR)/chrome',
   },
   'includes': [
@@ skipping 591 matching lines @@
         'wm/system_modal_container_layout_manager.h',
         'wm/toplevel_window_event_handler.cc',
         'wm/toplevel_window_event_handler.h',
         'wm/user_activity_detector.cc',
         'wm/user_activity_detector.h',
         'wm/user_activity_observer.h',
         'wm/video_detector.cc',
         'wm/video_detector.h',
         'wm/window_animations.cc',
         'wm/window_animations.h',
-        'wm/window_cycle_controller.cc',
-        'wm/window_cycle_controller.h',
-        'wm/window_cycle_list.cc',
-        'wm/window_cycle_list.h',
         'wm/window_positioner.cc',
         'wm/window_positioner.h',
         'wm/window_state.cc',
         'wm/window_state.h',
         'wm/window_state_delegate.cc',
         'wm/window_state_delegate.h',
         'wm/window_state_observer.h',
         'wm/window_properties.cc',
         'wm/window_properties.h',
         'wm/window_resizer.cc',
@@ skipping 334 matching lines @@
         'wm/partial_screenshot_view_unittest.cc',
         'wm/resize_shadow_and_cursor_unittest.cc',
         'wm/screen_dimmer_unittest.cc',
         'wm/stacking_controller_unittest.cc',
         'wm/system_gesture_event_filter_unittest.cc',
         'wm/system_modal_container_layout_manager_unittest.cc',
         'wm/toplevel_window_event_handler_unittest.cc',
         'wm/user_activity_detector_unittest.cc',
         'wm/video_detector_unittest.cc',
         'wm/window_animations_unittest.cc',
-        'wm/window_cycle_controller_unittest.cc',
         'wm/window_manager_unittest.cc',
         'wm/window_modality_controller_unittest.cc',
         'wm/window_positioner_unittest.cc',
         'wm/window_state_unittest.cc',
         'wm/window_util_unittest.cc',
         'wm/maximize_mode/workspace_backdrop_delegate.cc',
         'wm/maximize_mode/workspace_backdrop_delegate.h',
         'wm/workspace/magnetism_matcher_unittest.cc',
         'wm/workspace/multi_window_resize_controller_unittest.cc',
         'wm/workspace/phantom_window_controller_unittest.cc',
@@ skipping 147 matching lines @@
         }],
         ['chromeos==1', {
           'dependencies': [
             '../device/bluetooth/bluetooth.gyp:device_bluetooth',
           ],
         }],
       ],
     },
   ],
 }