Enable ash shell and unit tests in GN build.

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',
     # These files lists are shared with the GN build.
     'ash_sources': [
@@ skipping 22 matching lines @@
       'accelerometer/accelerometer_controller.cc',
       'accelerometer/accelerometer_controller.h',
       'accelerometer/accelerometer_observer.h',
       'accessibility_delegate.h',
       'audio/sounds.cc',
       'audio/sounds.h',
       'autoclick/autoclick_controller.cc',
       'autoclick/autoclick_controller.h',
       'ash_constants.cc',
       'ash_constants.h',
+      'ash_export.h',
       'ash_switches.cc',
       'ash_switches.h',
       'ash_touch_exploration_manager_chromeos.cc',
       'ash_touch_exploration_manager_chromeos.h',
       'cancel_mode.cc',
       'cancel_mode.h',
       'debug.cc',
       'debug.h',
       'default_accessibility_delegate.cc',
       'default_accessibility_delegate.h',
@@ skipping 802 matching lines @@
       'wm/system_modal_container_layout_manager_unittest.cc',
       'wm/toplevel_window_event_handler_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/overlay_event_filter_unittest.cc',
       'wm/workspace/magnetism_matcher_unittest.cc',
       'wm/workspace/multi_window_resize_controller_unittest.cc',
       'wm/workspace/workspace_event_handler_test_helper.cc',
       'wm/workspace/workspace_event_handler_test_helper.h',
       'wm/workspace/workspace_event_handler_unittest.cc',
       'wm/workspace/workspace_layout_manager_unittest.cc',
       'wm/workspace/workspace_window_resizer_unittest.cc',
       'wm/workspace_controller_test_helper.cc',
       'wm/workspace_controller_test_helper.h',
@@ skipping 221 matching lines @@
       ],
       'sources': [
         '<@(ash_unittests_sources)',
       ],
       'conditions': [
         ['chromeos==0', {
           'sources!': [
             # TODO(zork): fix this test to build on Windows. See: crosbug.com/26906
             'focus_cycler_unittest.cc',
             # All tests for multiple displays: not supported on Windows Ash.
-            'accelerators/nested_dispatcher_controller_unittest.cc',
             'wm/drag_window_resizer_unittest.cc',
             # Can't resize on Windows Ash. http://crbug.com/165962
-            'ash_root_window_transformer_unittest.cc',
             'magnifier/magnification_controller_unittest.cc',
             'wm/workspace/workspace_window_resizer_unittest.cc',
             'sticky_keys/sticky_keys_overlay_unittest.cc',
             'sticky_keys/sticky_keys_unittest.cc',
             'system/tray/media_security/multi_profile_media_tray_item_unittest.cc',
             'autoclick/autoclick_unittest.cc',
           ],
           'sources': [
             '<(SHARED_INTERMEDIATE_DIR)/ui/resources/ui_unscaled_resources.rc',
           ],
@@ skipping 140 matching lines @@
       'conditions': [
         ['chromeos==1', {
           'dependencies': [
             '../ui/display/display.gyp:display',
           ],
         }],
       ],
     },
   ],
 }