ash: Refactor touch hud drawing to ash/touch_hud as a separate component.

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,
     # These files lists are shared with the GN build.
     'ash_sources': [
       'accelerators/accelerator_commands.cc',
@@ skipping 1053 matching lines @@
         '../ui/message_center/message_center.gyp:message_center',
         '../ui/native_theme/native_theme.gyp:native_theme',
         '../ui/platform_window/stub/stub_window.gyp:stub_window',
         '../ui/resources/ui_resources.gyp:ui_resources',
         '../ui/strings/ui_strings.gyp:ui_strings',
         '../ui/views/views.gyp:views',
         '../ui/wm/wm.gyp:wm',
         '../url/url.gyp:url_lib',
         'ash_resources.gyp:ash_resources',
         'ash_strings.gyp:ash_strings',
+        'ash_touch_hud.gyp:ash_touch_hud',
       ],
       'defines': [
         'ASH_IMPLEMENTATION',
       ],
       'sources': [
         '<@(ash_sources)',
       ],
       'conditions': [
         ['OS=="win"', {
           'sources!': [
@@ skipping 187 matching lines @@
         '../ui/wm/wm.gyp:wm',
         '../ui/wm/wm.gyp:wm_test_support',
         '../url/url.gyp:url_lib',
         'ash',
         'ash_resources.gyp:ash_resources',
         'ash_resources.gyp:ash_test_resources_100_percent',
         'ash_resources.gyp:ash_test_resources_200_percent',
         'ash_strings.gyp:ash_strings',
         'ash_strings.gyp:ash_test_strings',
         'ash_test_support',
+        'ash_touch_hud.gyp:ash_touch_hud',
         'ash_with_content',
       ],
       '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',
@@ skipping 152 matching lines @@
                   '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
                 ],
               }
             ],
           ],
         },
       ],
     }],
   ],
 }