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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "content/browser/aura/software_browser_compositor_output_surface.h"
      6 
      7 #include "base/time/time.h"
      8 #include "cc/output/compositor_frame.h"
      9 #include "cc/output/software_output_device.h"
     10 #include "content/browser/renderer_host/render_widget_host_impl.h"
     11 #include "ui/base/latency_info.h"
     12 
     13 namespace content {
     14 
     15 SoftwareBrowserCompositorOutputSurface::SoftwareBrowserCompositorOutputSurface(
     16     scoped_ptr<cc::SoftwareOutputDevice> software_device)
     17     : cc::OutputSurface(software_device.Pass()) {}
     18 
     19 void SoftwareBrowserCompositorOutputSurface::SwapBuffers(
     20     cc::CompositorFrame* frame) {
     21   ui::LatencyInfo latency_info = frame->metadata.latency_info;
     22   latency_info.swap_timestamp = base::TimeTicks::HighResNow();
     23   RenderWidgetHostImpl::CompositorFrameDrawn(latency_info);
     24 }
     25 
     26 }  // namespace content
     27