ozone: Add OzoneSurface object that is owned by compositor, GLSurface

content/browser/compositor/software_output_device_ozone.h

Index: content/browser/compositor/software_output_device_ozone.h
diff --git a/content/browser/compositor/software_output_device_ozone.h b/content/browser/compositor/software_output_device_ozone.h
index befd3953934fb2cda4105689d9446066bb33cb71..46014e6621500ffd19e54361aa01429a61715180 100644
--- a/content/browser/compositor/software_output_device_ozone.h
+++ b/content/browser/compositor/software_output_device_ozone.h
@@ -13,6 +13,10 @@ namespace ui {
 class Compositor;
 }
 
+namespace gfx {
+class SurfaceOzone;
+}
+
 namespace content {
 
 // Ozone implementation which relies on software rendering. Ozone will present
@@ -31,7 +35,7 @@ class CONTENT_EXPORT SoftwareOutputDeviceOzone
  private:
   ui::Compositor* compositor_;
 
-  gfx::AcceleratedWidget realized_widget_;
+  scoped_ptr<gfx::SurfaceOzone> surface_ozone_;
 
   DISALLOW_COPY_AND_ASSIGN(SoftwareOutputDeviceOzone);
 };