SubtreeShouldBeSkipped uses information from property trees

cc/trees/property_tree_builder.cc

Index: cc/trees/property_tree_builder.cc
diff --git a/cc/trees/property_tree_builder.cc b/cc/trees/property_tree_builder.cc
index 6b5913872561ac209827fff51409d06b634c5379..97e7a59d7f1209920156093c6267fa25e9132861 100644
--- a/cc/trees/property_tree_builder.cc
+++ b/cc/trees/property_tree_builder.cc
@@ -625,6 +625,13 @@ bool AddEffectNodeIfNeeded(
           data_from_ancestor.transform_tree->next_available_id();
     }
     node.data.clip_id = data_from_ancestor.clip_tree_parent;
+    EffectNode* parent_node = data_for_children->effect_tree->Node(
+        data_for_children->effect_tree_parent);

[ajuma, 2016/03/24 15:12:00]

parent_id

[sunxd, 2016/03/29 14:26:34]

Done.

+    node.data.node_or_ancestor_has_background_filters =
+        parent_node->data.node_or_ancestor_has_background_filters ||
+        node.data.has_background_filters;
+    node.data.to_screen_opacity_is_animated =
+        parent_node->data.to_screen_opacity_is_animated || has_animated_opacity;
   } else {
     // Root render surface acts the unbounded and untransformed to draw content
     // into. Transform node created from root layer (includes device scale
@@ -632,6 +639,7 @@ bool AddEffectNodeIfNeeded(
     // to root render surface's content, but not root render surface itself.
     node.data.transform_id = kRootPropertyTreeNodeId;
     node.data.clip_id = kRootPropertyTreeNodeId;
+    node.data.to_screen_opacity_is_animated = has_animated_opacity;

[ajuma, 2016/03/24 15:12:00]

Also set node_or_ancestor_has_background_filters here.

[sunxd, 2016/03/29 14:26:34]

Done.

   }
   data_for_children->effect_tree_parent =
       data_for_children->effect_tree->Insert(node, parent_id);