Decouple bluetooth_event_router from extension_system.

chrome/chrome_tests_unit.gypi

 # 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.
 {
   'targets': [
     {
       # This target contains mocks and test utilities that don't belong in
       # production libraries but are used by more than one test executable.
       'target_name': 'test_support_common',
       'type': 'static_library',
@@ skipping 348 matching lines @@
         '../ppapi/ppapi_internal.gyp:ppapi_unittest_shared',
         '../testing/gmock.gyp:gmock',
         '../testing/gtest.gyp:gtest',
         'test_support_common',
         '../sync/sync.gyp:test_support_sync',
         '../sync/sync.gyp:test_support_sync_notifier',
         '../sync/sync.gyp:test_support_syncapi_core',
         '../sync/sync.gyp:test_support_syncapi_service',
         'test_support_unit',
         # 3) anything tests directly depend on
+        '../device/device.gyp:device_bluetooth_mocks',
         '../google_apis/google_apis.gyp:google_apis',
         '../skia/skia.gyp:skia',
         '../third_party/bzip2/bzip2.gyp:bzip2',
         '../third_party/cacheinvalidation/cacheinvalidation.gyp:cacheinvalidation',
         '../third_party/cld/cld.gyp:cld',
         '../third_party/icu/icu.gyp:icui18n',
         '../third_party/icu/icu.gyp:icuuc',
         '../third_party/leveldatabase/leveldatabase.gyp:leveldatabase',
         '../third_party/libjingle/libjingle.gyp:libjingle',
         '../third_party/libxml/libxml.gyp:libxml',
@@ skipping 250 matching lines @@
         'browser/download/download_request_infobar_delegate_unittest.cc',
         'browser/download/download_request_limiter_unittest.cc',
         'browser/download/download_path_reservation_tracker_unittest.cc',
         'browser/download/download_shelf_unittest.cc',
         'browser/download/download_status_updater_unittest.cc',
         'browser/enumerate_modules_model_unittest_win.cc',
         'browser/extensions/active_tab_unittest.cc',
         'browser/extensions/admin_policy_unittest.cc',
         'browser/extensions/api/alarms/alarms_api_unittest.cc',
         'browser/extensions/api/api_resource_manager_unittest.cc',
+        'browser/extensions/api/bluetooth/bluetooth_event_router_unittest.cc',
         'browser/extensions/api/content_settings/content_settings_store_unittest.cc',
         'browser/extensions/api/content_settings/content_settings_unittest.cc',
         'browser/extensions/api/cookies/cookies_unittest.cc',
         'browser/extensions/api/declarative/initializing_rules_registry_unittest.cc',
         'browser/extensions/api/declarative/rules_registry_service_unittest.cc',
         'browser/extensions/api/declarative/rules_registry_with_cache_unittest.cc',
         'browser/extensions/api/declarative_webrequest/webrequest_action_unittest.cc',
         'browser/extensions/api/declarative_webrequest/webrequest_condition_attribute_unittest.cc',
         'browser/extensions/api/declarative_webrequest/webrequest_condition_unittest.cc',
         'browser/extensions/api/declarative_webrequest/webrequest_rule_unittest.cc',
@@ skipping 1556 matching lines @@
             'unit_tests.isolate',
           ],
           'sources': [
             'unit_tests.isolate',
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }