Plumb through cropped output size for VideoFrame

cc/yuv_video_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 CCYUVVideoDrawQuad_h
 #define CCYUVVideoDrawQuad_h
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "cc/draw_quad.h"
 #include "cc/video_layer_impl.h"
 
 namespace cc {
 
 class YUVVideoDrawQuad : public DrawQuad {
 public:
-    static scoped_ptr<YUVVideoDrawQuad> create(const SharedQuadState*, const gfx::Rect&, const VideoLayerImpl::FramePlane& yPlane, const VideoLayerImpl::FramePlane& uPlane, const VideoLayerImpl::FramePlane& vPlane);
+    static scoped_ptr<YUVVideoDrawQuad> create(
+        const SharedQuadState* sharedQuadState,
+        const gfx::Rect& quadRect,
+        const gfx::SizeF& texScale,
+        const VideoLayerImpl::FramePlane& yPlane,
+        const VideoLayerImpl::FramePlane& uPlane,
+        const VideoLayerImpl::FramePlane& vPlane);
+
+    const gfx::SizeF& texScale() const { return m_texScale; }
 
     const VideoLayerImpl::FramePlane& yPlane() const { return m_yPlane; }
     const VideoLayerImpl::FramePlane& uPlane() const { return m_uPlane; }
     const VideoLayerImpl::FramePlane& vPlane() const { return m_vPlane; }
 
     static const YUVVideoDrawQuad* materialCast(const DrawQuad*);
 private:
-    YUVVideoDrawQuad(const SharedQuadState*, const gfx::Rect&, const VideoLayerImpl::FramePlane& yPlane, const VideoLayerImpl::FramePlane& uPlane, const VideoLayerImpl::FramePlane& vPlane);
+    YUVVideoDrawQuad(
+        const SharedQuadState* sharedQuadState,
+        const gfx::Rect& quadRect,
+        const gfx::SizeF& texScale,
+        const VideoLayerImpl::FramePlane& yPlane,
+        const VideoLayerImpl::FramePlane& uPlane,
+        const VideoLayerImpl::FramePlane& vPlane);
 
+    gfx::SizeF m_texScale;
     VideoLayerImpl::FramePlane m_yPlane;
     VideoLayerImpl::FramePlane m_uPlane;
     VideoLayerImpl::FramePlane m_vPlane;
 
     DISALLOW_COPY_AND_ASSIGN(YUVVideoDrawQuad);
 };
 
 }
 
 #endif