Add signal strength indicator icon to WebBluetooth chooser on non-Mac desktops

content/content_tests.gypi

 # Copyright (c) 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': {
     'layouttest_support_content_sources': [
       'public/test/layouttest_support.h',
       'public/test/nested_message_pump_android.cc',
       'public/test/nested_message_pump_android.h',
@@ skipping 372 matching lines @@
       'browser/background_sync/background_sync_service_impl_unittest.cc',
       'browser/blob_storage/blob_async_builder_host_unittest.cc',
       'browser/blob_storage/blob_async_transport_request_builder_unittest.cc',
       'browser/blob_storage/blob_dispatcher_host_unittest.cc',
       'browser/blob_storage/blob_reader_unittest.cc',
       'browser/blob_storage/blob_storage_context_unittest.cc',
       'browser/blob_storage/blob_storage_registry_unittest.cc',
       'browser/blob_storage/blob_url_request_job_unittest.cc',
       'browser/bluetooth/bluetooth_allowed_devices_map_unittest.cc',
       'browser/bluetooth/bluetooth_blacklist_unittest.cc',
+      'browser/bluetooth/bluetooth_device_chooser_controller_unittest.cc',
       'browser/bluetooth/frame_connected_bluetooth_devices_unittest.cc',
       'browser/browser_associated_interface_unittest.cc',
       'browser/browser_thread_unittest.cc',
       'browser/browser_url_handler_impl_unittest.cc',
       'browser/browsing_data/clear_site_data_throttle_unittest.cc',
       'browser/byte_stream_unittest.cc',
       'browser/cache_storage/cache_storage_blob_to_disk_cache_unittest.cc',
       'browser/cache_storage/cache_storage_cache_unittest.cc',
       'browser/cache_storage/cache_storage_manager_unittest.cc',
       'browser/cache_storage/cache_storage_operation_unittest.cc',
@@ skipping 1521 matching lines @@
                   'content_unittests_apk.isolate',
                 ],
               },
             ],
           },
         ],
       ],
     }],
   ],
 }