1 files changed, 4 insertions, 4 deletions
diff --git a/components/script/dom/webidls/CSSKeyframesRule.webidl b/components/script/dom/webidls/CSSKeyframesRule.webidl
index db152d72850..34d45e1a357 100644
--- a/components/script/dom/webidls/CSSKeyframesRule.webidl
+++ b/components/script/dom/webidls/CSSKeyframesRule.webidl
@@ -6,9 +6,9 @@
 [Exposed=Window]
 interface CSSKeyframesRule : CSSRule {
   //          attribute DOMString   name;
-  // readonly attribute CSSRuleList cssRules;
+  readonly attribute CSSRuleList cssRules;
 
-  // void            appendRule(DOMString rule);
-  // void            deleteRule(DOMString select);
-  // CSSKeyframeRule? findRule(DOMString select);
+  void            appendRule(DOMString rule);
+  void            deleteRule(DOMString select);
+  CSSKeyframeRule? findRule(DOMString select);
 };