Added support for YUV videos to the software compositor.

cc/draw_quad.h

 // Copyright 2012 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 CCDrawQuad_h
 #define CCDrawQuad_h
 
 #include "cc/shared_quad_state.h"
 
 namespace cc {
@@ skipping 18 matching lines @@
         Invalid,
         Checkerboard,
         DebugBorder,
         IOSurfaceContent,
         RenderPass,
         TextureContent,
         SolidColor,
         TiledContent,
         YUVVideoContent,
         StreamVideoContent,
+        VideoFrameContent,
     };
 
     gfx::Rect quadRect() const { return m_quadRect; }
     const WebKit::WebTransformationMatrix& quadTransform() const { return m_sharedQuadState->quadTransform; }
     gfx::Rect visibleContentRect() const { return m_sharedQuadState->visibleContentRect; }
     gfx::Rect clippedRectInTarget() const { return m_sharedQuadState->clippedRectInTarget; }
     float opacity() const { return m_sharedQuadState->opacity; }
     // For the purposes of blending, what part of the contents of this quad are opaque?
     gfx::Rect opaqueRect() const;
     bool needsBlending() const { return m_needsBlending || !opaqueRect().Contains(m_quadVisibleRect); }
@@ skipping 38 matching lines @@
     // Be default, this rect is empty. It is used when the shared quad state and above
     // variables determine that the quad is not fully opaque but may be partially opaque.
     gfx::Rect m_opaqueRect;
 };
 
 #pragma pack(pop)
 
 }
 
 #endif