[Ozone] Adding a software rendering implementation of SurfaceFactoryOzone

ui/gfx/ozone/impl/hardware_display_controller_ozone.h

 // Copyright 2013 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 UI_GFX_OZONE_IMPL_HARDWARE_DISPLAY_CONTROLLER_OZONE_H_
 #define UI_GFX_OZONE_IMPL_HARDWARE_DISPLAY_CONTROLLER_OZONE_H_
 
 #include <stddef.h>
 #include <stdint.h>
 #include <xf86drmMode.h>
@@ skipping 95 matching lines @@
 
   // Set the hardware configuration for this HDCO. Once this is set, the HDCO is
   // responsible for keeping track of the connector and CRTC and cleaning up
   // when it is destroyed.
   void SetControllerInfo(DrmWrapperOzone* drm,
                          uint32_t connector_id,
                          uint32_t crtc_id,
                          drmModeModeInfo mode);
 
   // Associate the HDCO with a surface implementation and initialize it.
-  bool BindSurfaceToController(SoftwareSurfaceOzone* surface);
+  bool BindSurfaceToController(scoped_ptr<SoftwareSurfaceOzone> surface);
 
   // Schedules the |surface_|'s framebuffer to be displayed on the next vsync
   // event. The event will be posted on the graphics card file descriptor |fd_|
   // and it can be read and processed by |drmHandleEvent|. That function can
   // define the callback for the page flip event. A generic data argument will
   // be presented to the callback. We use that argument to pass in the HDCO
   // object the event belongs to.
   //
   // Between this call and the callback, the framebuffer used in this call
   // should not be modified in any way as it would cause screen tearing if the
@@ skipping 34 matching lines @@
   State state_;
 
   scoped_ptr<SoftwareSurfaceOzone> surface_;
 
   DISALLOW_COPY_AND_ASSIGN(HardwareDisplayControllerOzone);
 };
 
 }  // namespace gfx
 
 #endif  // UI_GFX_OZONE_IMPL_HARDWARE_DISPLAY_CONTROLLER_OZONE_H_