Fix cc unit tests that depend on verify_property_trees=true

cc/trees/layer_tree_host_common.cc

 // Copyright 2011 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.
 
 #include "cc/trees/layer_tree_host_common.h"
 
 #include <algorithm>
 
 #include "base/trace_event/trace_event.h"
 #include "cc/base/math_util.h"
@@ skipping 1341 matching lines @@
       (recursive_data->num_layer_or_descendants_with_copy_request != 0);
   layer->draw_properties().layer_or_descendant_has_input_handler =
       (recursive_data->num_layer_or_descendants_with_input_handler != 0);
 }
 
 void LayerTreeHostCommon::PreCalculateMetaInformation(Layer* root_layer) {
   PreCalculateMetaInformationRecursiveData recursive_data;
   PreCalculateMetaInformationInternal(root_layer, &recursive_data);
 }
 
+void LayerTreeHostCommon::PreCalculateMetaInformationForTesting(
+    LayerImpl* root_layer) {
+  PreCalculateMetaInformationRecursiveData recursive_data;
+  PreCalculateMetaInformationInternal(root_layer, &recursive_data);
+}
+
 template <typename LayerType>
 struct SubtreeGlobals {
   int max_texture_size;
   float device_scale_factor;
   float page_scale_factor;
   const LayerType* page_scale_application_layer;
   gfx::Vector2dF elastic_overscroll;
   const LayerType* elastic_overscroll_application_layer;
   bool can_adjust_raster_scales;
   bool can_render_to_separate_surface;
@@ skipping 1379 matching lines @@
                                 PropertyTrees* trees_from_inputs) {
   return layer->layer_tree_host()->property_trees();
 }
 
 PropertyTrees* GetPropertyTrees(LayerImpl* layer,
                                 PropertyTrees* trees_from_inputs) {
   return trees_from_inputs;
 }
 
 }  // namespace cc