Remove unused include in sequenced_worker_pool.h

services/ui/public/cpp/gles2_context.h

 // 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.
 
 #ifndef SERVICES_UI_PUBLIC_CPP_GLES2_CONTEXT_H_
 #define SERVICES_UI_PUBLIC_CPP_GLES2_CONTEXT_H_
 
 #include <stdint.h>
 
 #include <memory>
 #include <vector>
 
 #include "base/macros.h"
+#include "base/single_thread_task_runner.h"
 #include "gpu/command_buffer/client/gles2_implementation.h"
 
 namespace gpu {
 
 class CommandBufferProxyImpl;
 class GpuChannelHost;
 class TransferBuffer;
 
 namespace gles2 {
 class GLES2CmdHelper;
@@ skipping 24 matching lines @@
   std::unique_ptr<gpu::gles2::GLES2CmdHelper> gles2_helper_;
   std::unique_ptr<gpu::TransferBuffer> transfer_buffer_;
   std::unique_ptr<gpu::gles2::GLES2Implementation> implementation_;
 
   DISALLOW_COPY_AND_ASSIGN(GLES2Context);
 };
 
 }  // namespace ui
 
 #endif  // SERVICES_UI_PUBLIC_CPP_GLES2_CONTEXT_H_