mac: Add basic layout unit test for fullscreen transition.

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': {
     'chrome_browser_ui_non_ios_sources': [
       'browser/ui/accelerator_utils.h',
       'browser/ui/android/android_about_app_info.cc',
       'browser/ui/android/android_about_app_info.h',
@@ skipping 628 matching lines @@
       'browser/ui/cocoa/passwords/manage_passwords_bubble_controller.mm',
       'browser/ui/cocoa/passwords/manage_passwords_bubble_manage_view_controller.h',
       'browser/ui/cocoa/passwords/manage_passwords_bubble_manage_view_controller.mm',
       'browser/ui/cocoa/passwords/manage_passwords_bubble_never_save_view_controller.h',
       'browser/ui/cocoa/passwords/manage_passwords_bubble_never_save_view_controller.mm',
       'browser/ui/cocoa/passwords/manage_passwords_bubble_pending_view_controller.h',
       'browser/ui/cocoa/passwords/manage_passwords_bubble_pending_view_controller.mm',
       'browser/ui/cocoa/pdf_password_dialog.mm',
       'browser/ui/cocoa/presentation_mode_controller.h',
       'browser/ui/cocoa/presentation_mode_controller.mm',
+      'browser/ui/cocoa/presentation_mode_controller_private.h',
       'browser/ui/cocoa/profiles/avatar_base_controller.h',
       'browser/ui/cocoa/profiles/avatar_base_controller.mm',
       'browser/ui/cocoa/profiles/avatar_button_controller.h',
       'browser/ui/cocoa/profiles/avatar_button_controller.mm',
       'browser/ui/cocoa/profiles/avatar_icon_controller.h',
       'browser/ui/cocoa/profiles/avatar_icon_controller.mm',
       'browser/ui/cocoa/profiles/avatar_label_button.h',
       'browser/ui/cocoa/profiles/avatar_label_button.mm',
       'browser/ui/cocoa/profiles/avatar_menu_bubble_controller.h',
       'browser/ui/cocoa/profiles/avatar_menu_bubble_controller.mm',
@@ skipping 2328 matching lines @@
         }],
         ['OS!="android" and OS!="ios"', {
           'dependencies': [
             '../device/bluetooth/bluetooth.gyp:device_bluetooth',
           ],
         }],
       ],
     },
   ],
 }