1 files changed, 6 insertions, 9 deletions
diff --git a/chromium/cc/resources/skpicture_content_layer_updater.h b/chromium/cc/resources/skpicture_content_layer_updater.h
index 511d8ee9bfd..a567976a2d8 100644
--- a/chromium/cc/resources/skpicture_content_layer_updater.h
+++ b/chromium/cc/resources/skpicture_content_layer_updater.h
@@ -6,6 +6,7 @@
 #define CC_RESOURCES_SKPICTURE_CONTENT_LAYER_UPDATER_H_
 
 #include "cc/resources/content_layer_updater.h"
+#include "skia/ext/refptr.h"
 #include "third_party/skia/include/core/SkPicture.h"
 
 class SkCanvas;
@@ -14,11 +15,8 @@ namespace cc {
 
 class LayerPainter;
 
-// This class records the content_rect into an SkPicture. Subclasses, provide
-// different implementations of tile updating based on this recorded picture.
-// The BitmapSkPictureContentLayerUpdater and
-// FrameBufferSkPictureContentLayerUpdater are two examples of such
-// implementations.
+// This class records the content_rect into an SkPicture. Subclass provides
+// SkCanvas to DrawPicture() for tile updating based on this recorded picture.
 class SkPictureContentLayerUpdater : public ContentLayerUpdater {
  protected:
   SkPictureContentLayerUpdater(
@@ -27,16 +25,15 @@ class SkPictureContentLayerUpdater : public ContentLayerUpdater {
       int layer_id);
   virtual ~SkPictureContentLayerUpdater();
 
-  virtual void PrepareToUpdate(gfx::Rect content_rect,
-                               gfx::Size tile_size,
+  virtual void PrepareToUpdate(const gfx::Rect& content_rect,
+                               const gfx::Size& tile_size,
                                float contents_width_scale,
                                float contents_height_scale,
                                gfx::Rect* resulting_opaque_rect) OVERRIDE;
   void DrawPicture(SkCanvas* canvas);
 
  private:
-  // Recording canvas.
-  SkPicture picture_;
+  skia::RefPtr<SkPicture> picture_;
 
   DISALLOW_COPY_AND_ASSIGN(SkPictureContentLayerUpdater);
 };