ServiceWorker: Keep the worker alive until FetchEvent.waitUntil settles

third_party/WebKit/Source/modules/serviceworkers/ForeignFetchEvent.cpp

 // Copyright 2016 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/serviceworkers/ForeignFetchEvent.h"
 
 #include "bindings/core/v8/ToV8.h"
 #include "bindings/core/v8/V8HiddenValue.h"
 #include "modules/fetch/Request.h"
 #include "modules/serviceworkers/ServiceWorkerGlobalScope.h"
 #include "wtf/RefPtr.h"
 
 namespace blink {
-
 ForeignFetchEvent* ForeignFetchEvent::create()
 {
     return new ForeignFetchEvent();
 }
 
 ForeignFetchEvent* ForeignFetchEvent::create(ScriptState* scriptState, const AtomicString& type, const ForeignFetchEventInit& initializer)
 {
-    return new ForeignFetchEvent(scriptState, type, initializer, nullptr);
+    return new ForeignFetchEvent(scriptState, type, initializer, nullptr, nullptr);
 }
 
-ForeignFetchEvent* ForeignFetchEvent::create(ScriptState* scriptState, const AtomicString& type, const ForeignFetchEventInit& initializer, ForeignFetchRespondWithObserver* observer)
+ForeignFetchEvent* ForeignFetchEvent::create(ScriptState* scriptState, const AtomicString& type, const ForeignFetchEventInit& initializer, ForeignFetchRespondWithObserver* respondWithObserver, WaitUntilObserver* waitUntilObserver)
 {
-    return new ForeignFetchEvent(scriptState, type, initializer, observer);
+    return new ForeignFetchEvent(scriptState, type, initializer, respondWithObserver, waitUntilObserver);
 }
 
 Request* ForeignFetchEvent::request() const
 {
     return m_request;
 }
 
 String ForeignFetchEvent::origin() const
 {
     return m_origin;
 }
 
 void ForeignFetchEvent::respondWith(ScriptState* scriptState, ScriptPromise scriptPromise, ExceptionState& exceptionState)
 {
     stopImmediatePropagation();
     if (m_observer)
         m_observer->respondWith(scriptState, scriptPromise, exceptionState);
 }
 
 const AtomicString& ForeignFetchEvent::interfaceName() const
 {
     return EventNames::ForeignFetchEvent;
 }
 
 ForeignFetchEvent::ForeignFetchEvent()
 {
 }
 
-ForeignFetchEvent::ForeignFetchEvent(ScriptState* scriptState, const AtomicString& type, const ForeignFetchEventInit& initializer, ForeignFetchRespondWithObserver* observer)
-    : ExtendableEvent(type, initializer)
-    , m_observer(observer)
+ForeignFetchEvent::ForeignFetchEvent(ScriptState* scriptState, const AtomicString& type, const ForeignFetchEventInit& initializer, ForeignFetchRespondWithObserver* respondWithObserver, WaitUntilObserver* waitUntilObserver)
+    : ExtendableEvent(type, initializer, waitUntilObserver)
+    , m_observer(respondWithObserver)
 {
     if (initializer.hasOrigin())
         m_origin = initializer.origin();
     if (initializer.hasRequest()) {
         m_request = initializer.request();
         ScriptState::Scope scope(scriptState);
         m_request = initializer.request();
         v8::Local<v8::Value> request = toV8(m_request, scriptState);
         v8::Local<v8::Value> event = toV8(this, scriptState);
         if (event.IsEmpty()) {
@@ skipping 14 matching lines @@
 }
 
 DEFINE_TRACE(ForeignFetchEvent)
 {
     visitor->trace(m_observer);
     visitor->trace(m_request);
     ExtendableEvent::trace(visitor);
 }
 
 } // namespace blink