cc: Moving anti-aliasing decision to parent compositor.

cc/shared_quad_state.h

Index: cc/shared_quad_state.h
diff --git a/cc/shared_quad_state.h b/cc/shared_quad_state.h
index 974d5f1f582ab59502d8bf0f913680a36cdf946a..420dc5498959520b377599ea4405af8beb45d446 100644
--- a/cc/shared_quad_state.h
+++ b/cc/shared_quad_state.h
@@ -20,6 +20,7 @@ class CC_EXPORT SharedQuadState {
   scoped_ptr<SharedQuadState> Copy() const;
 
   void SetAll(const gfx::Transform& content_to_target_transform,
+              const gfx::Size content_bounds,
               const gfx::Rect& visible_content_rect,
               const gfx::Rect& clip_rect,
               bool is_clipped,
@@ -28,6 +29,7 @@ class CC_EXPORT SharedQuadState {
   // Transforms from quad's original content space to its target content space.
   gfx::Transform content_to_target_transform;
   // This rect lives in the content space for the quad's originating layer.
+  gfx::Size content_bounds;
   gfx::Rect visible_content_rect;
   gfx::Rect clip_rect;
   bool is_clipped;