cc: Remove LTHCommon temporary property trees

cc/trees/layer_tree_host_common.cc

Index: cc/trees/layer_tree_host_common.cc
diff --git a/cc/trees/layer_tree_host_common.cc b/cc/trees/layer_tree_host_common.cc
index 09882856e55e5dc2727ee9fe6809a1b39ae62094..d7a6714827788350f215d99f6d4d3dc1545f5e3b 100644
--- a/cc/trees/layer_tree_host_common.cc
+++ b/cc/trees/layer_tree_host_common.cc
@@ -2747,14 +2747,12 @@ void LayerTreeHostCommon::CalculateDrawProperties(
   CalculateDrawPropertiesAndVerify(inputs, BUILD_PROPERTY_TREES_IF_NEEDED);
 }
 
-PropertyTrees* GetPropertyTrees(Layer* layer,
-                                PropertyTrees* trees_from_inputs) {
+PropertyTrees* GetPropertyTrees(Layer* layer) {
   return layer->layer_tree_host()->property_trees();
 }
 
-PropertyTrees* GetPropertyTrees(LayerImpl* layer,
-                                PropertyTrees* trees_from_inputs) {
-  return trees_from_inputs;
+PropertyTrees* GetPropertyTrees(LayerImpl* layer) {
+  return layer->layer_tree_impl()->property_trees();
 }
 
 }  // namespace cc