2 files changed, 3 insertions, 2 deletions
diff --git a/components/script_bindings/webidls/MessagePort.webidl b/components/script_bindings/webidls/MessagePort.webidl
index 6fc1f432b38..b7082fc7fc3 100644
--- a/components/script_bindings/webidls/MessagePort.webidl
+++ b/components/script_bindings/webidls/MessagePort.webidl
@@ -16,6 +16,7 @@ interface MessagePort : EventTarget {
   // event handlers
   attribute EventHandler onmessage;
   attribute EventHandler onmessageerror;
+  attribute EventHandler onclose;
 };
 
 dictionary StructuredSerializeOptions {
diff --git a/components/script_bindings/webidls/Window.webidl b/components/script_bindings/webidls/Window.webidl
index 81c442b119f..eb7c3e1d03d 100644
--- a/components/script_bindings/webidls/Window.webidl
+++ b/components/script_bindings/webidls/Window.webidl
@@ -27,8 +27,8 @@
   [CrossOriginCallable] undefined close();
   [CrossOriginReadable] readonly attribute boolean closed;
   undefined stop();
-  //[CrossOriginCallable] void focus();
-  //[CrossOriginCallable] void blur();
+  [CrossOriginCallable] undefined focus();
+  [CrossOriginCallable] undefined blur();
 
   // other browsing contexts
   [Replaceable, CrossOriginReadable] readonly attribute WindowProxy frames;