Fix for 424682: Draw correct repaint regions instead of a conservative bounding box

cc/layers/picture_layer_impl.h

Index: cc/layers/picture_layer_impl.h
diff --git a/cc/layers/picture_layer_impl.h b/cc/layers/picture_layer_impl.h
index 9500e22384fce5b3198e5c15ed7280d48269f78e..a64ae14e9de7415407ad4032502bc6f0a4625b4e 100644
--- a/cc/layers/picture_layer_impl.h
+++ b/cc/layers/picture_layer_impl.h
@@ -105,6 +105,8 @@ class CC_EXPORT PictureLayerImpl
   // Used for benchmarking
   RasterSource* GetRasterSource() const { return raster_source_.get(); }
 
+  Region GetInvalidationRegion() override;

[danakj, 2015/02/26 23:53:05]

move this up with the LayerImpl overrides

[daplatz, 2015/02/27 11:04:56]

Acknowledged.

+
  protected:
   friend class LayerRasterTileIterator;
   using TileRequirementCheck = bool (PictureLayerTiling::*)(const Tile*) const;