Remove BrowserThread dependency from usb_service.

chrome/chrome_browser.gypi

 # Copyright 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': {
     # All .cc, .h, .m, and .mm files under browser except for:
     # * tests and mocks.
     # * code below browser/chromeos
     # * code below browser/extensions
@@ skipping 2261 matching lines @@
       'browser/chrome_browser_field_trials_mobile.h',
       'browser/metrics/variations/variations_request_scheduler_mobile.cc',
       'browser/metrics/variations/variations_request_scheduler_mobile.h',
       'browser/net/spdyproxy/proxy_advisor.cc',
       'browser/net/spdyproxy/proxy_advisor.h',
     ],
     # Everything but Android and iOS.
     'chrome_browser_non_mobile_sources': [
       'browser/chrome_browser_field_trials_desktop.cc',
       'browser/chrome_browser_field_trials_desktop.h',
+      'browser/chrome_device_client.cc',
+      'browser/chrome_device_client.h',
     ],
     'chrome_browser_supervised_user_sources': [
       'browser/supervised_user/custodian_profile_downloader_service.cc',
       'browser/supervised_user/custodian_profile_downloader_service.h',
       'browser/supervised_user/custodian_profile_downloader_service_factory.cc',
       'browser/supervised_user/custodian_profile_downloader_service_factory.h',
       'browser/supervised_user/permission_request_creator.h',
       'browser/supervised_user/permission_request_creator_apiary.cc',
       'browser/supervised_user/permission_request_creator_apiary.h',
       'browser/supervised_user/permission_request_creator_sync.cc',
@@ skipping 631 matching lines @@
             '../components/components.gyp:precache_content',
             '../components/components.gyp:sessions',
             '../components/components.gyp:storage_monitor',
             '../components/components.gyp:translate_content_browser',
             '../components/components.gyp:url_matcher',
             '../components/components.gyp:usb_service',
             '../components/components.gyp:visitedlink_browser',
             '../components/components.gyp:visitedlink_common',
             '../components/components.gyp:web_modal',
             '../content/app/resources/content_resources.gyp:content_resources',
+            '../device/common/common.gyp:device_common',

[Lei Zhang, 2014/08/28 20:05:31]

shouldn't this be down around line 3255?

[Reilly Grant (use Gerrit), 2014/08/28 20:33:55]

Agreed, I can move usb_service out of the !dependencies section below that as
well.

             '../media/cast/cast.gyp:cast_net',
             '../media/media.gyp:media',
             '../mojo/mojo_base.gyp:mojo_common_lib',
             '../mojo/mojo_base.gyp:mojo_cpp_bindings',
             '../mojo/mojo_base.gyp:mojo_environment_chromium',
             '../mojo/mojo_base.gyp:mojo_js_bindings',
             '../mojo/mojo_base.gyp:mojo_system_impl',
             '../net/net.gyp:net_with_v8',
             # TODO(tonyg): Remove this dependency (crbug.com/280157).
             '../testing/perf/perf_test.gyp:*',
@@ skipping 634 matching lines @@
           'variables': {
             'proto_in_dir': 'browser/sync_file_system/drive_backend',
             'proto_out_dir': 'chrome/browser/sync_file_system/drive_backend',
           },
           'includes': [ '../build/protoc.gypi' ]
         },
       ],
     },],
   ],
 }