diff --git a/‎src/lib/style-extends.html‎
Lines changed: 2 additions & 2 deletions b/‎src/lib/style-extends.html‎
Lines changed: 2 additions & 2 deletions
@@ -25,7 +25,7 @@
       var rules = styleUtil.rulesForStyle(style);
       var self = this;
       styleUtil.forEachRule(rules, function(rule) {
-        self._mapRule(rule);
+        self._mapRuleOntoParent(rule);
         if (rule.parent) {
           var m;
           while ((m = self.rx.EXTEND.exec(rule.cssText))) {
@@ -46,7 +46,7 @@
       }, true);
     },
 
-    _mapRule: function(rule) {
+    _mapRuleOntoParent: function(rule) {
       if (rule.parent) {
         var map = rule.parent.map || (rule.parent.map = {});
         var parts = rule.selector.split(',');