Add a Display and ContextProvider concept to mojom, use to recreate

services/gles2/gpu_state.cc

+// Copyright 2015 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.
+//
+
+#include "services/gles2/gpu_state.h"
+
+namespace gles2 {
+
+GpuState::GpuState()
+    : control_thread_("gpu_command_buffer_control"),
+      sync_point_manager_(gpu::SyncPointManager::Create(true)),
+      share_group_(new gfx::GLShareGroup),
+      mailbox_manager_(new gpu::gles2::MailboxManagerImpl) {
+  control_thread_.Start();
+}
+
+GpuState::~GpuState() {
+}
+
+}  // namespace gles2