| Index: third_party/WebKit/Source/modules/serviceworkers/FetchEvent.idl
 | 
| diff --git a/third_party/WebKit/Source/modules/serviceworkers/FetchEvent.idl b/third_party/WebKit/Source/modules/serviceworkers/FetchEvent.idl
 | 
| index e8f4551dcbe0d43b6f28ab6ecae7cd06f0253697..817554a9f117109b2f4c2ab42b2ba5cd90a781f7 100644
 | 
| --- a/third_party/WebKit/Source/modules/serviceworkers/FetchEvent.idl
 | 
| +++ b/third_party/WebKit/Source/modules/serviceworkers/FetchEvent.idl
 | 
| @@ -4,11 +4,10 @@
 | 
|  
 | 
|  // https://slightlyoff.github.io/ServiceWorker/spec/service_worker/index.html#fetch-event-interface
 | 
|  [
 | 
| -    Constructor(DOMString type, FetchEventInit eventInitDict),
 | 
| +    Constructor(DOMString type, optional FetchEventInit eventInitDict),
 | 
|      Exposed=ServiceWorker,
 | 
|  ] interface FetchEvent : ExtendableEvent {
 | 
| -    [SameObject] readonly attribute Request request;
 | 
| -    readonly attribute DOMString? clientId;
 | 
| +    readonly attribute Request request;
 | 
|      readonly attribute boolean isReload;
 | 
|  
 | 
|      [CallWith=ScriptState, RaisesException] void respondWith(Promise<Response> r);
 | 
| 
 |