cros: Move TrayBluetoothHelper out of chrome into ash

ash/BUILD.gn

 # Copyright 2014 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.
 
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 import("//ui/base/ui_features.gni")
 
 # Historical note: Ash shipped on Windows for a couple years to support
@@ skipping 188 matching lines @@
     "common/system/chromeos/audio/tray_audio_delegate.h",
     "common/system/chromeos/audio/tray_audio_delegate_chromeos.cc",
     "common/system/chromeos/audio/tray_audio_delegate_chromeos.h",
     "common/system/chromeos/audio/volume_view.cc",
     "common/system/chromeos/audio/volume_view.h",
     "common/system/chromeos/bluetooth/bluetooth_notification_controller.cc",
     "common/system/chromeos/bluetooth/bluetooth_notification_controller.h",
     "common/system/chromeos/bluetooth/bluetooth_observer.h",
     "common/system/chromeos/bluetooth/tray_bluetooth.cc",
     "common/system/chromeos/bluetooth/tray_bluetooth.h",
+    "common/system/chromeos/bluetooth/tray_bluetooth_helper.cc",
+    "common/system/chromeos/bluetooth/tray_bluetooth_helper.h",
     "common/system/chromeos/brightness/brightness_controller_chromeos.cc",
     "common/system/chromeos/brightness/brightness_controller_chromeos.h",
     "common/system/chromeos/brightness/tray_brightness.cc",
     "common/system/chromeos/brightness/tray_brightness.h",
     "common/system/chromeos/cast/tray_cast.cc",
     "common/system/chromeos/cast/tray_cast.h",
     "common/system/chromeos/devicetype_utils.cc",
     "common/system/chromeos/devicetype_utils.h",
     "common/system/chromeos/enterprise/enterprise_domain_observer.h",
     "common/system/chromeos/enterprise/tray_enterprise.cc",
@@ skipping 939 matching lines @@
     "common/mus_property_mirror_ash_unittest.cc",
     "common/session/session_controller_unittest.cc",
     "common/shelf/shelf_application_menu_model_unittest.cc",
     "common/shelf/shelf_background_animator_unittest.cc",
     "common/shelf/shelf_button_pressed_metric_tracker_unittest.cc",
     "common/shelf/shelf_locking_manager_unittest.cc",
     "common/shelf/shelf_model_unittest.cc",
     "common/shelf/shelf_tooltip_manager_unittest.cc",
     "common/shelf/shelf_window_watcher_unittest.cc",
     "common/system/chromeos/audio/tray_audio_unittest.cc",
+    "common/system/chromeos/bluetooth/tray_bluetooth_helper_unittest.cc",
     "common/system/chromeos/brightness/tray_brightness_unittest.cc",
     "common/system/chromeos/ime_menu/ime_menu_tray_unittest.cc",
     "common/system/chromeos/media_security/multi_profile_media_tray_item_unittest.cc",
     "common/system/chromeos/network/sms_observer_unittest.cc",
     "common/system/chromeos/network/vpn_list_unittest.cc",
     "common/system/chromeos/palette/mock_palette_tool_delegate.cc",
     "common/system/chromeos/palette/mock_palette_tool_delegate.h",
     "common/system/chromeos/palette/palette_tool_manager_unittest.cc",
     "common/system/chromeos/palette/tools/create_note_unittest.cc",
     "common/system/chromeos/palette/tools/screenshot_unittest.cc",
@@ skipping 325 matching lines @@
     "//content/public/app:both",
     "//device/bluetooth",
   ]
 
   data_deps = [
     "//ash/strings:ash_test_strings",
     "//ash/resources:ash_test_resources_with_content_100_percent",
     "//ash/resources:ash_test_resources_200_percent",
   ]
 }