cc: Add verify transform tree calculations to LayerTreeSettings

cc/trees/draw_property_utils.h

Index: cc/trees/draw_property_utils.h
diff --git a/cc/trees/draw_property_utils.h b/cc/trees/draw_property_utils.h
index d7d171c01fe6ee8a4efc9f903f04ee9f414e89d3..443e6cd2799271fd28e10602be7c9c90787627a0 100644
--- a/cc/trees/draw_property_utils.h
+++ b/cc/trees/draw_property_utils.h
@@ -99,6 +99,9 @@ bool CC_EXPORT LayerNeedsUpdate(LayerImpl* layer,
 void CC_EXPORT VerifyClipTreeCalculations(const LayerImplList& layer_list,
                                           PropertyTrees* property_trees);
 
+void CC_EXPORT VerifyTransformTreeCalculations(const LayerImplList& layer_list,
+                                               PropertyTrees* property_trees);
+
 gfx::Transform CC_EXPORT DrawTransform(const LayerImpl* layer,
                                        const TransformTree& tree);