Remove unused include in sequenced_worker_pool.h

services/ui/surfaces/display_compositor_frame_sink.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_SURFACES_DISPLAY_COMPOSITOR_FRAME_SINK_H_
 #define SERVICES_UI_SURFACES_DISPLAY_COMPOSITOR_FRAME_SINK_H_
 
+#include "base/memory/ref_counted.h"
+#include "base/single_thread_task_runner.h"
 #include "cc/surfaces/display_client.h"
 #include "cc/surfaces/surface.h"
 #include "cc/surfaces/surface_factory.h"
 #include "cc/surfaces/surface_factory_client.h"
 #include "cc/surfaces/surface_id_allocator.h"
 #include "services/ui/surfaces/display_compositor.h"
 #include "ui/gfx/native_widget_types.h"
 
 namespace cc {
 class Display;
@@ skipping 51 matching lines @@
   cc::LocalFrameId local_frame_id_;
 
   gfx::Size display_size_;
   std::unique_ptr<cc::Display> display_;
   DISALLOW_COPY_AND_ASSIGN(DisplayCompositorFrameSink);
 };
 
 }  // namespace ui
 
 #endif  // SERVICES_UI_SURFACES_DISPLAY_COMPOSITOR_FRAME_SINK_H_