Include mask texture size in RenderPassDrawQuad

cc/layers/tiled_layer_impl.cc

Index: cc/layers/tiled_layer_impl.cc
diff --git a/cc/layers/tiled_layer_impl.cc b/cc/layers/tiled_layer_impl.cc
index 5a0e81d5fd7078499bbca24b234df1daa6e2a26f..605259106be679d4ee4a007fbdcfb8682368b5bf 100644
--- a/cc/layers/tiled_layer_impl.cc
+++ b/cc/layers/tiled_layer_impl.cc
@@ -53,21 +53,25 @@ TiledLayerImpl::TiledLayerImpl(LayerTreeImpl* tree_impl, int id)
 TiledLayerImpl::~TiledLayerImpl() {
 }
 
-ResourceProvider::ResourceId TiledLayerImpl::ContentsResourceId() const {
+void TiledLayerImpl::GetContentsResourceId(
+    ResourceProvider::ResourceId* resource_id,
+    gfx::Size* resource_size) const {
   // This function is only valid for single texture layers, e.g. masks.
   DCHECK(tiler_);
   // It's possible the mask layer is created but has no size or otherwise
   // can't draw.
-  if (tiler_->num_tiles_x() == 0 || tiler_->num_tiles_y() == 0)
-    return 0;
+  if (tiler_->num_tiles_x() == 0 || tiler_->num_tiles_y() == 0) {
+    *resource_id = 0;
+    return;
+  }
 
   // Any other number of tiles other than 0 or 1 is incorrect for masks.
   DCHECK_EQ(tiler_->num_tiles_x(), 1);
   DCHECK_EQ(tiler_->num_tiles_y(), 1);
 
   DrawableTile* tile = TileAt(0, 0);
-  ResourceProvider::ResourceId resource_id = tile ? tile->resource_id() : 0;
-  return resource_id;
+  *resource_id = tile ? tile->resource_id() : 0;
+  *resource_size = tiler_->tile_size();
 }
 
 bool TiledLayerImpl::HasTileAt(int i, int j) const {