Add use-surfaces command-line flag

content/browser/compositor/surface_display_output_surface.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 CONTENT_BROWSER_COMPOSITOR_SURFACE_DISPLAY_OUTPUT_SURFACE_H_
+#define CONTENT_BROWSER_COMPOSITOR_SURFACE_DISPLAY_OUTPUT_SURFACE_H_
+
+#include "cc/output/output_surface.h"
+
+namespace cc {
+class Display;
+class SurfaceManager;
+}
+
+namespace content {
+
+// This class is maps a compositor OutputSurface to the surface system's Display
+// concept, allowing a compositor client to submit frames for a native root
+// window or physical display.
+class SurfaceDisplayOutputSurface : public cc::OutputSurface {
+ public:
+  // The underlying cc::Display and cc::SurfaceManager must outlive this class.
+  SurfaceDisplayOutputSurface(
+      cc::Display* display,
+      cc::SurfaceManager* surface_manager,
+      const scoped_refptr<cc::ContextProvider>& context_provider,
+      scoped_ptr<cc::SoftwareOutputDevice> software_device);
+  virtual ~SurfaceDisplayOutputSurface();
+
+  // cc::OutputSurface implementation.
+  virtual void SwapBuffers(cc::CompositorFrame* frame) OVERRIDE;
+
+ private:
+  cc::Display* display_;
+  cc::SurfaceManager* surface_manager_;
+
+  DISALLOW_COPY_AND_ASSIGN(SurfaceDisplayOutputSurface);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_COMPOSITOR_SURFACE_DISPLAY_OUTPUT_SURFACE_H_