ozone: Add UiThreadGpu for applications that do UI thread GL

ui/ozone/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("//ui/ozone/ozone.gni")
 
 # The list of platforms that will be built.
 ozone_platforms = []
 
 # Extra dependencies to pull into ui/ozone for built platforms.
@@ skipping 80 matching lines @@
     "common/chromeos/touchscreen_device_manager_ozone.h",
     "common/gpu/ozone_gpu_message_generator.cc",
     "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",
     "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",
     "platform_selection.cc",
     "platform_selection.h",
   ]
 
   defines = [ "OZONE_IMPLEMENTATION" ]
 
   deps = [
     ":generate_constructor_list",
     ":generate_ozone_platform_list",
     ":ozone_base",
@@ skipping 56 matching lines @@
 test("ozone_unittests") {
   sources = [
     "run_all_unittests.cc",
   ]
 
   deps = [
     "//base/test:test_support",
     "//testing/gtest",
   ] + ozone_platform_test_deps
 }