Bug 34714. Only add 'default' containment properties if the 'containment' attribute *isn't* set on the root. r=rjc, a=leaf

content/xul/templates/src/nsXULTemplateBuilder.cpp

@@ -5283,7 +5283,7 @@ RDFGenericBuilderImpl::ComputeContainmentProperties()
     }
 
 #if defined(TREE_PROPERTY_HACK)
-    if (!len || 1 /*XXX*/) {
+    if (! len) {
         // Some ever-present membership tests.
         mContainmentProperties.Add(kNC_child);
         mContainmentProperties.Add(kNC_Folder);

rdf/content/src/nsXULTemplateBuilder.cpp

@@ -5283,7 +5283,7 @@ RDFGenericBuilderImpl::ComputeContainmentProperties()
     }
 
 #if defined(TREE_PROPERTY_HACK)
-    if (!len || 1 /*XXX*/) {
+    if (! len) {
         // Some ever-present membership tests.
         mContainmentProperties.Add(kNC_child);
         mContainmentProperties.Add(kNC_Folder);