Fix UiThreadGpu initialization for video accelerator tests

ui/ozone/ozone.gyp

 # Copyright 2013 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': {
     'chromium_code': 1,
     # Normally, the external_ozone_platform* variables below can be
     # overridden by supplement.gypi which must exist exactly one level
     # below the top-level src directory. They can now also be set in
@@ skipping 88 matching lines @@
         'common/gpu/ozone_gpu_message_generator.h',
         'common/gpu/ozone_gpu_message_params.cc',
         'common/gpu/ozone_gpu_message_params.h',
         'common/gpu/ozone_gpu_messages.h',
         'common/native_display_delegate_ozone.cc',
         'common/native_display_delegate_ozone.h',
         'platform_selection.cc',
         'platform_selection.h',
         'public/input_controller.cc',
         'public/input_controller.h',
+        'public/ozone_gpu_test_helper.cc',
+        'public/ozone_gpu_test_helper.h',
         'public/ozone_platform.cc',
         'public/ozone_platform.h',
         'public/ozone_switches.cc',
         'public/ozone_switches.h',
-        'public/ui_thread_gpu.cc',
-        'public/ui_thread_gpu.h',
         '<@(external_ozone_platform_files)',
       ],
       'actions': [
         {
           # GN version: //ui/ozone:generate_ozone_platform_list
           'action_name': 'generate_ozone_platform_list',
           'variables': {
             'generator_path': 'generate_ozone_platform_list.py',
           },
           'inputs': [
@@ skipping 85 matching lines @@
         'platform/dri/gbm.gypi',
       ],
     }],
     ['<(ozone_platform_test) == 1', {
       'includes': [
         'platform/test/test.gypi',
       ],
     }],
   ],
 }