cc: Consolidate the analysis_canvas operations

cc/picture_pile_impl.h

Index: cc/picture_pile_impl.h
diff --git a/cc/picture_pile_impl.h b/cc/picture_pile_impl.h
index 157f9e21e6280d5a7a8ae423145caa45d92af43b..168dcd88914d94e0ff55493f46c83e87604d37ff 100644
--- a/cc/picture_pile_impl.h
+++ b/cc/picture_pile_impl.h
@@ -19,6 +19,7 @@ struct RenderingStats;
 
 class CC_EXPORT PicturePileImpl : public PicturePileBase {
  public:
+

[reveman, 2013/02/28 23:17:53]

nit: no need for this blank line

   static scoped_refptr<PicturePileImpl> Create();
 
   // Get paint-safe version of this picture for a specific thread.
@@ -49,7 +50,9 @@ class CC_EXPORT PicturePileImpl : public PicturePileBase {
     slow_down_raster_scale_factor_for_debug_ = factor;
   }
 
-  bool IsCheapInRect(gfx::Rect content_rect, float contents_scale) const;
+  void AnalyzeInRect(const gfx::Rect& content_rect,
+                     float contents_scale,
+                     Picture::Analysis* analysis);
 
  protected:
   friend class PicturePile;