Fix cc unit tests that depend on verify_property_trees=true

cc/test/layer_tree_host_common_test.h

Index: cc/test/layer_tree_host_common_test.h
diff --git a/cc/test/layer_tree_host_common_test.h b/cc/test/layer_tree_host_common_test.h
index d899baba0169989b0476eb8822e76f86437b1c1d..9fdd1a939319e43d1ce8e2f83c35ff946647957e 100644
--- a/cc/test/layer_tree_host_common_test.h
+++ b/cc/test/layer_tree_host_common_test.h
@@ -10,6 +10,7 @@
 #include "base/memory/scoped_ptr.h"
 #include "cc/layers/layer_lists.h"
 #include "cc/test/fake_layer_tree_host_client.h"
+#include "cc/trees/property_tree.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace gfx {
@@ -104,6 +105,9 @@ class LayerTreeHostCommonTestBase {
                                    page_scale_application_layer, false, false);
   }
 
+  void ExecuteCalculateDrawPropertiesWithPropertyTrees(Layer* layer);
+  void ExecuteCalculateDrawPropertiesWithPropertyTrees(LayerImpl* layer);
+
   RenderSurfaceLayerList* render_surface_layer_list() const {
     return render_surface_layer_list_.get();
   }