[Mac] Delete the unused AvatarMenuBubbleController and its associated XIB.

chrome/browser/ui/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/chromecast_build.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//build/split_static_library.gni")
 import("//chrome/common/features.gni")
@@ skipping 2826 matching lines @@
         "cocoa/passwords/update_pending_password_view_controller.h",
         "cocoa/passwords/update_pending_password_view_controller.mm",
         "cocoa/profiles/avatar_base_controller.h",
         "cocoa/profiles/avatar_base_controller.mm",
         "cocoa/profiles/avatar_button.h",
         "cocoa/profiles/avatar_button.mm",
         "cocoa/profiles/avatar_button_controller.h",
         "cocoa/profiles/avatar_button_controller.mm",
         "cocoa/profiles/avatar_icon_controller.h",
         "cocoa/profiles/avatar_icon_controller.mm",
-        "cocoa/profiles/avatar_menu_bubble_controller.h",
-        "cocoa/profiles/avatar_menu_bubble_controller.mm",
         "cocoa/profiles/profile_chooser_controller.h",
         "cocoa/profiles/profile_chooser_controller.mm",
         "cocoa/profiles/profile_signin_confirmation_dialog_cocoa.h",
         "cocoa/profiles/profile_signin_confirmation_dialog_cocoa.mm",
         "cocoa/profiles/profile_signin_confirmation_view_controller.h",
         "cocoa/profiles/profile_signin_confirmation_view_controller.mm",
         "cocoa/profiles/signin_view_controller_delegate_mac.h",
         "cocoa/profiles/signin_view_controller_delegate_mac.mm",
         "cocoa/profiles/user_manager_mac.h",
         "cocoa/profiles/user_manager_mac.mm",
@@ skipping 625 matching lines @@
       "test/test_confirm_bubble_model.cc",
       "test/test_confirm_bubble_model.h",
     ]
     deps += [ "//chrome/test:test_support_ui" ]
   }
 
   if (enable_extensions) {
     deps += [ "//extensions/browser" ]
   }
 }