[NOT FOR COMMIT] Fully replace SkCanvas uses.

cc/playback/transform_display_item.h

Index: cc/playback/transform_display_item.h
diff --git a/cc/playback/transform_display_item.h b/cc/playback/transform_display_item.h
index 15ec94bd7172fd766d078c18a26daa8dda74a364..c85d0c43165a69c41500adc7ab449b5df2351223 100644
--- a/cc/playback/transform_display_item.h
+++ b/cc/playback/transform_display_item.h
@@ -25,7 +25,7 @@ class CC_EXPORT TransformDisplayItem : public DisplayItem {
   ~TransformDisplayItem() override;
 
   void ToProtobuf(proto::DisplayItem* proto) const override;
-  void Raster(SkCanvas* canvas,
+  void Raster(CdlCanvas* canvas,
               SkPicture::AbortCallback* callback) const override;
   void AsValueInto(const gfx::Rect& visual_rect,
                    base::trace_event::TracedValue* array) const override;
@@ -50,7 +50,7 @@ class CC_EXPORT EndTransformDisplayItem : public DisplayItem {
   }
 
   void ToProtobuf(proto::DisplayItem* proto) const override;
-  void Raster(SkCanvas* canvas,
+  void Raster(CdlCanvas* canvas,
               SkPicture::AbortCallback* callback) const override;
   void AsValueInto(const gfx::Rect& visual_rect,
                    base::trace_event::TracedValue* array) const override;