Add unit test for BluetoothChooserController

chrome/chrome_tests_unit.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': {
     'chrome_unit_tests_sources': [
       # histograms.xml is analyzed by AboutFlagsHistogramTest, so this
       # dependency is needed to make commit bots run unit_tests on
       # histograms.xml changes.
       '../tools/metrics/histograms/histograms.xml',
@@ skipping 361 matching lines @@
       'browser/password_manager/save_password_infobar_delegate_android_unittest.cc',
       'browser/permissions/permission_queue_controller_unittest.cc',
     ],
     'chrome_unit_tests_non_mobile_sources': [
       'browser/download/download_dir_policy_handler_unittest.cc',
       'browser/lifetime/keep_alive_registry_unittest.cc',
       'browser/renderer_context_menu/render_view_context_menu_test_util.cc',
       'browser/renderer_context_menu/render_view_context_menu_test_util.h',
       'browser/ui/autofill/country_combobox_model_unittest.cc',
       'browser/ui/autofill/save_card_bubble_controller_impl_unittest.cc',
+      'browser/ui/bluetooth/bluetooth_chooser_controller_unittest.cc',
       'browser/ui/passwords/manage_passwords_ui_controller_unittest.cc',
     ],
     'chrome_unit_tests_spellchecker_sources': [
       'browser/spellchecker/spellcheck_custom_dictionary_unittest.cc',
       'browser/spellchecker/spellcheck_message_filter_platform_mac_unittest.cc',
       'browser/spellchecker/spellcheck_message_filter_unittest.cc',
       'browser/spellchecker/spellcheck_service_unittest.cc',
       'browser/spellchecker/spelling_service_client_unittest.cc',
       'tools/convert_dict/convert_dict_unittest.cc',
     ],
@@ skipping 2624 matching lines @@
               'dependencies': [
                 '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
               ],
             }],
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }