Implement bluetooth chooser for Chrome Apps on Mac

chrome/chrome_browser_ui.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': {
     # There are two sections of sources:
     # * "Platform"-based sources (OS, toolkit, etc.)
     # * Feature/directory-based sources (e.g., history, printing)
 
@@ skipping 973 matching lines @@
       'browser/ui/cocoa/exclusive_access_bubble_view.h',
       'browser/ui/cocoa/exclusive_access_bubble_view.mm',
       'browser/ui/cocoa/exclusive_access_bubble_window_controller.h',
       'browser/ui/cocoa/exclusive_access_bubble_window_controller.mm',
       'browser/ui/cocoa/extensions/browser_action_button.h',
       'browser/ui/cocoa/extensions/browser_action_button.mm',
       'browser/ui/cocoa/extensions/browser_actions_container_view.h',
       'browser/ui/cocoa/extensions/browser_actions_container_view.mm',
       'browser/ui/cocoa/extensions/browser_actions_controller.h',
       'browser/ui/cocoa/extensions/browser_actions_controller.mm',
+      'browser/ui/cocoa/extensions/chooser_dialog_cocoa.h',
+      'browser/ui/cocoa/extensions/chooser_dialog_cocoa.mm',
+      'browser/ui/cocoa/extensions/chooser_dialog_cocoa_controller.h',
+      'browser/ui/cocoa/extensions/chooser_dialog_cocoa_controller.mm',
       'browser/ui/cocoa/extensions/device_permissions_dialog_controller.h',
       'browser/ui/cocoa/extensions/device_permissions_dialog_controller.mm',
       'browser/ui/cocoa/extensions/device_permissions_view_controller.h',
       'browser/ui/cocoa/extensions/device_permissions_view_controller.mm',
       'browser/ui/cocoa/extensions/extension_action_platform_delegate_cocoa.h',
       'browser/ui/cocoa/extensions/extension_action_platform_delegate_cocoa.mm',
       'browser/ui/cocoa/extensions/extension_install_dialog_controller.h',
       'browser/ui/cocoa/extensions/extension_install_dialog_controller.mm',
       'browser/ui/cocoa/extensions/extension_install_view_controller.h',
       'browser/ui/cocoa/extensions/extension_install_view_controller.mm',
@@ skipping 2322 matching lines @@
           ],
           'sources': [
             '<@(chrome_browser_ui_non_mobile_sources)',
             '<@(chrome_browser_ui_omnibox_non_mobile_sources)',
           ],
         }],
       ],
     },
   ],
 }