Refactor and move ash independent nested accelerator code to ui/wm/core

ui/wm/wm.gyp

 # Copyright 2013 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,
   },
   'targets': [
     {
       'target_name': 'wm',
       'type': '<(component)',
       'dependencies': [
         '../../base/base.gyp:base',
         '../../skia/skia.gyp:skia',
         '../aura/aura.gyp:aura',
         '../compositor/compositor.gyp:compositor',
         '../events/events.gyp:events',
         '../events/events.gyp:events_base',
         '../gfx/gfx.gyp:gfx_geometry',
         '../gfx/gfx.gyp:gfx',
         '../resources/ui_resources.gyp:ui_resources',
         '../base/ui_base.gyp:ui_base',
       ],
       'defines': [
         'WM_IMPLEMENTATION',
       ],
       'sources': [
+        'core/nested_accelerator_dispatcher_linux.cc',
+        'core/nested_accelerator_dispatcher_win.cc',
+        'core/nested_accelerator_dispatcher.cc',
+        'core/nested_accelerator_dispatcher.h',
+        'core/nested_accelerator_delegate.h',
+        'core/nested_accelerator_controller.cc',
+        'core/nested_accelerator_controller.h',
+        'core/base_focus_rules.h',
         'core/base_focus_rules.cc',
         'core/base_focus_rules.h',
         'core/capture_controller.cc',
         'core/capture_controller.h',
         'core/compound_event_filter.cc',
         'core/compound_event_filter.h',
         'core/cursor_manager.cc',
         'core/cursor_manager.h',
         'core/default_activation_client.cc',
         'core/default_activation_client.h',
@@ skipping 75 matching lines @@
         'wm',
         'wm_test_support',
       ],
       'sources': [
         'test/run_all_unittests.cc',
         'core/compound_event_filter_unittest.cc',
         'core/cursor_manager_unittest.cc',
         'core/focus_controller_unittest.cc',
         'core/input_method_event_filter_unittest.cc',
         'core/image_grid_unittest.cc',
+        'core/nested_accelerator_controller_unittest.cc',
         'core/shadow_controller_unittest.cc',
         'core/transient_window_manager_unittest.cc',
         'core/transient_window_stacking_client_unittest.cc',
         'core/user_activity_detector_unittest.cc',
         'core/visibility_controller_unittest.cc',
         'core/window_animations_unittest.cc',
         'core/window_util_unittest.cc',
       ],
     },
   ],
 }