cc: Keep PaintImage in DrawImage.

cc/layers/picture_layer_impl.h

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CC_LAYERS_PICTURE_LAYER_IMPL_H_
 #define CC_LAYERS_PICTURE_LAYER_IMPL_H_
 
 #include <stddef.h>
 
 #include <map>
@@ skipping 85 matching lines @@
   PictureLayerImpl* GetPendingOrActiveTwinLayer() const;
   bool IsOnActiveOrPendingTree() const;
 
   // Used for benchmarking
   RasterSource* GetRasterSource() const { return raster_source_.get(); }
 
   void set_is_directly_composited_image(bool is_directly_composited_image) {
     is_directly_composited_image_ = is_directly_composited_image;
   }
 
-  void InvalidateRegionForImages(const ImageIdFlatSet& images_to_invalidate);
+  void InvalidateRegionForImages(
+      const PaintImageIdFlatSet& images_to_invalidate);
 
  protected:
   PictureLayerImpl(LayerTreeImpl* tree_impl,
                    int id,
                    Layer::LayerMaskType mask_type);
   PictureLayerTiling* AddTiling(const gfx::AxisTransform2d& contents_transform);
   void RemoveAllTilings();
   void AddTilingsForRasterScale();
   void AddLowResolutionTilingIfNeeded();
   bool ShouldAdjustRasterScale() const;
@@ skipping 54 matching lines @@
   // of comparing pointers, since objects pointed to are not guaranteed to
   // exist.
   std::vector<PictureLayerTiling*> last_append_quads_tilings_;
 
   DISALLOW_COPY_AND_ASSIGN(PictureLayerImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYERS_PICTURE_LAYER_IMPL_H_