Use standardized and extendable accelerometer update type.

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 876 matching lines @@
         '../base/base.gyp:base_i18n',
         '../base/third_party/dynamic_annotations/dynamic_annotations.gyp:dynamic_annotations',
         '../cc/cc.gyp:cc',
         '../components/components.gyp:user_manager',
         '../content/content.gyp:content_browser',
         '../media/media.gyp:media',
         '../net/net.gyp:net',
         '../skia/skia.gyp:skia',
         '../third_party/icu/icu.gyp:icui18n',
         '../third_party/icu/icu.gyp:icuuc',
+        '../ui/accelerometer/ui_accelerometer.gyp:ui_accelerometer',
         '../ui/accessibility/accessibility.gyp:accessibility',
         '../ui/app_list/app_list.gyp:app_list',
         '../ui/aura/aura.gyp:aura',
         '../ui/base/ui_base.gyp:ui_base',
         '../ui/compositor/compositor.gyp:compositor',
         '../ui/events/events.gyp:events',
         '../ui/events/events.gyp:events_base',
         '../ui/gfx/gfx.gyp:gfx',
         '../ui/gfx/gfx.gyp:gfx_geometry',
         '../ui/keyboard/keyboard.gyp:keyboard',
@@ skipping 151 matching lines @@
         '../base/base.gyp:base',
         '../base/base.gyp:test_support_base',
         '../chrome/chrome_resources.gyp:packed_resources',
         '../components/components.gyp:user_manager',
         '../content/content.gyp:content_browser',
         '../content/content_shell_and_tests.gyp:test_support_content',
         '../skia/skia.gyp:skia',
         '../testing/gtest.gyp:gtest',
         '../third_party/icu/icu.gyp:icui18n',
         '../third_party/icu/icu.gyp:icuuc',
+        '../ui/accelerometer/ui_accelerometer.gyp:ui_accelerometer',
         '../ui/accessibility/accessibility.gyp:accessibility',
         '../ui/app_list/app_list.gyp:app_list',
         '../ui/aura/aura.gyp:aura',
         '../ui/aura/aura.gyp:aura_test_support',
         '../ui/base/ui_base.gyp:ui_base',
         '../ui/base/ui_base.gyp:ui_base_test_support',
         '../ui/compositor/compositor.gyp:compositor',
         '../ui/compositor/compositor.gyp:compositor_test_support',
         '../ui/events/events.gyp:events',
         '../ui/events/events.gyp:events_test_support',
@@ skipping 182 matching lines @@
       'conditions': [
         ['chromeos==1', {
           'dependencies': [
             '../ui/display/display.gyp:display',
           ],
         }],
       ],
     },
   ],
 }