Plumb damage rect to browser compositor.

ui/gfx/compositor/compositor_gl.h

Index: ui/gfx/compositor/compositor_gl.h
diff --git a/ui/gfx/compositor/compositor_gl.h b/ui/gfx/compositor/compositor_gl.h
index c4ef2753956cea8d88d1afe202b3f9ad0570e63d..ec55ae4433d59e55b15588e935d7e45c53c35f87 100644
--- a/ui/gfx/compositor/compositor_gl.h
+++ b/ui/gfx/compositor/compositor_gl.h
@@ -77,6 +77,8 @@ class COMPOSITOR_EXPORT TextureGL : public Texture {
   virtual void Draw(const ui::TextureDrawParams& params,
                     const gfx::Rect& clip_bounds_in_texture) OVERRIDE;
 
+  const gfx::Size& size() const { return size_; }

[sky, 2011/12/08 17:39:05]

Is this needed?

[jonathan.backer, 2011/12/08 18:41:44]

Is now. I've got rid of the conditional compile in RWHVA on
USE_WEBKIT_COMPOSITOR. So I've got calls from RHWVA to
Window::SchedulePaintInRect on GL and CC. I'd like to minimize divergence.

+
  protected:
   explicit TextureGL(const gfx::Size& size);
   virtual ~TextureGL();