Revert of gpu: GPU service scheduler.

services/ui/gpu/gpu_service.h

 // Copyright 2016 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.
 
 #ifndef SERVICES_UI_GPU_GPU_SERVICE_H_
 #define SERVICES_UI_GPU_GPU_SERVICE_H_
 
 #include "base/callback.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/task/cancelable_task_tracker.h"
@@ skipping 11 matching lines @@
 #include "gpu/ipc/service/gpu_config.h"
 #include "gpu/ipc/service/x_util.h"
 #include "mojo/public/cpp/bindings/binding_set.h"
 #include "services/ui/gpu/interfaces/gpu_host.mojom.h"
 #include "services/ui/gpu/interfaces/gpu_service.mojom.h"
 #include "ui/gfx/native_widget_types.h"
 
 namespace gpu {
 class GpuMemoryBufferFactory;
 class GpuWatchdogThread;
-class Scheduler;
 class SyncPointManager;
 }
 
 namespace media {
 class MediaGpuChannelManager;
 }
 
 namespace ui {
 
 class GpuMain;
@@ skipping 132 matching lines @@
 
   scoped_refptr<mojom::ThreadSafeGpuHostPtr> gpu_host_;
   std::unique_ptr<gpu::GpuChannelManager> gpu_channel_manager_;
   std::unique_ptr<media::MediaGpuChannelManager> media_gpu_channel_manager_;
 
   // On some platforms (e.g. android webview), the SyncPointManager comes from
   // external sources.
   std::unique_ptr<gpu::SyncPointManager> owned_sync_point_manager_;
   gpu::SyncPointManager* sync_point_manager_ = nullptr;
 
-  std::unique_ptr<gpu::Scheduler> scheduler_;
-
   // An event that will be signalled when we shutdown. On some platforms it
   // comes from external sources.
   std::unique_ptr<base::WaitableEvent> owned_shutdown_event_;
   base::WaitableEvent* shutdown_event_ = nullptr;
 
   // Whether this is running in the same process as the gpu host.
   bool in_host_process_ = false;
   base::Time start_time_;
 
   // Used to track the task to bind a GpuServiceRequest on the io thread.
   base::CancelableTaskTracker bind_task_tracker_;
   std::unique_ptr<mojo::BindingSet<mojom::GpuService>> bindings_;
 
   base::WeakPtr<GpuService> weak_ptr_;
   base::WeakPtrFactory<GpuService> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuService);
 };
 
 }  // namespace ui
 
 #endif  // SERVICES_UI_GPU_GPU_SERVICE_H_