cc : Compute render surface is_clipped outside property tree building

cc/test/fake_layer_tree_host_impl.cc

Index: cc/test/fake_layer_tree_host_impl.cc
diff --git a/cc/test/fake_layer_tree_host_impl.cc b/cc/test/fake_layer_tree_host_impl.cc
index 46f5e815a7f449bef6787b5edfa73a3c7135a644..a98ebd30f35e778eaf96b03a4c8136e150ab2a0a 100644
--- a/cc/test/fake_layer_tree_host_impl.cc
+++ b/cc/test/fake_layer_tree_host_impl.cc
@@ -80,24 +80,12 @@ void FakeLayerTreeHostImpl::AdvanceToNextFrame(base::TimeDelta advance_by) {
   WillBeginImplFrame(next_begin_frame_args);
 }
 
-int FakeLayerTreeHostImpl::RecursiveUpdateNumChildren(LayerImpl* layer) {
-  int num_children_that_draw_content = 0;
-  for (size_t i = 0; i < layer->test_properties()->children.size(); ++i) {
-    num_children_that_draw_content +=
-        RecursiveUpdateNumChildren(layer->test_properties()->children[i]);
-  }
-  layer->test_properties()->num_descendants_that_draw_content =
-      num_children_that_draw_content;
-  return num_children_that_draw_content + (layer->DrawsContent() ? 1 : 0);
-}
-
 void FakeLayerTreeHostImpl::UpdateNumChildrenAndDrawPropertiesForActiveTree() {
   UpdateNumChildrenAndDrawProperties(active_tree());
 }
 
 void FakeLayerTreeHostImpl::UpdateNumChildrenAndDrawProperties(
     LayerTreeImpl* layerTree) {
-  RecursiveUpdateNumChildren(layerTree->root_layer_for_testing());
   bool update_lcd_text = false;
   layerTree->BuildLayerListAndPropertyTreesForTesting();
   layerTree->UpdateDrawProperties(update_lcd_text);