[Ozone] Adding a software rendering implementation of SurfaceFactoryOzone

ui/gfx/ozone/surface_factory_ozone.h

 // Copyright (c) 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_SURFACE_LNUX_FACTORY_OZONE_H_
 #define UI_GFX_OZONE_SURFACE_LNUX_FACTORY_OZONE_H_
 
 #include "ui/gfx/gfx_export.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/gfx/rect.h"
 
 namespace gfx {
 class Screen;
 class VSyncProvider;
 
 class GFX_EXPORT SurfaceFactoryOzone {
  public:
   // Describes the state of the hardware after initialization.
   enum HardwareState {
+    UNINITIALIZED,
     INITIALIZED,
     FAILED,
   };
 
   SurfaceFactoryOzone();
   virtual ~SurfaceFactoryOzone();
 
   // Returns the instance
   static SurfaceFactoryOzone* GetInstance();
 
@@ skipping 62 matching lines @@
   // Create a default SufaceFactoryOzone implementation useful for tests.
   static SurfaceFactoryOzone* CreateTestHelper();
 
  private:
   static SurfaceFactoryOzone* impl_; // not owned
 };
 
 }  // namespace gfx
 
 #endif  // UI_GFX_OZONE_SURFACE_LNUX_FACTORY_OZONE_H_