Move DisplayCompositor code to new component.

components/frame_sinks/gpu_compositor_frame_sink.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 "components/display_compositor/gpu_compositor_frame_sink.h"
+#include "components/frame_sinks/gpu_compositor_frame_sink.h"
 
-namespace display_compositor {
+namespace frame_sinks {
 
 GpuCompositorFrameSink::GpuCompositorFrameSink(
     GpuCompositorFrameSinkDelegate* delegate,
     cc::SurfaceManager* surface_manager,
     const cc::FrameSinkId& frame_sink_id,
     cc::mojom::MojoCompositorFrameSinkRequest request,
     cc::mojom::MojoCompositorFrameSinkPrivateRequest
         compositor_frame_sink_private_request,
     cc::mojom::MojoCompositorFrameSinkClientPtr client)
     : delegate_(delegate),
@@ skipping 72 matching lines @@
                                     private_connection_lost_);
 }
 
 void GpuCompositorFrameSink::OnPrivateConnectionLost() {
   private_connection_lost_ = true;
   // Request destruction of |this| only if both connections are lost.
   delegate_->OnPrivateConnectionLost(support_->frame_sink_id(),
                                      client_connection_lost_);
 }
 
-}  // namespace display_compositor
+}  // namespace frame_sinks