Update Background Fetch IDLs following spec changes

third_party/WebKit/Source/modules/background_fetch/BackgroundFetchedEvent.cpp

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "modules/background_fetch/BackgroundFetchedEvent.h"
 
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "bindings/core/v8/ScriptState.h"
 #include "core/dom/DOMException.h"
 #include "modules/EventModulesNames.h"
 #include "modules/background_fetch/BackgroundFetchBridge.h"
-#include "modules/background_fetch/BackgroundFetchSettledRequest.h"
+#include "modules/background_fetch/BackgroundFetchSettledFetch.h"
 #include "modules/background_fetch/BackgroundFetchedEventInit.h"
 
 namespace blink {
 
 BackgroundFetchedEvent::BackgroundFetchedEvent(
     const AtomicString& type,
     const BackgroundFetchedEventInit& init,
     ServiceWorkerRegistration* registration)
     : BackgroundFetchEvent(type, init),
-      m_completedFetches(init.completedFetches()),
+      m_fetches(init.fetches()),
       m_registration(registration) {}
 
 BackgroundFetchedEvent::~BackgroundFetchedEvent() = default;
 
-HeapVector<Member<BackgroundFetchSettledRequest>>
-BackgroundFetchedEvent::completedFetches() const {
-  return m_completedFetches;
+HeapVector<Member<BackgroundFetchSettledFetch>>
+BackgroundFetchedEvent::fetches() const {
+  return m_fetches;
 }
 
 ScriptPromise BackgroundFetchedEvent::updateUI(ScriptState* scriptState,
                                                const String& title) {
   if (!m_registration) {
     // Return a Promise that will never settle when a developer calls this
     // method on a BackgroundFetchedEvent instance they created themselves.
     return ScriptPromise();
   }
 
@@ skipping 21 matching lines @@
   }
 
   NOTREACHED();
 }
 
 const AtomicString& BackgroundFetchedEvent::interfaceName() const {
   return EventNames::BackgroundFetchedEvent;
 }
 
 DEFINE_TRACE(BackgroundFetchedEvent) {
-  visitor->trace(m_completedFetches);
+  visitor->trace(m_fetches);
   visitor->trace(m_registration);
   BackgroundFetchEvent::trace(visitor);
 }
 
 }  // namespace blink