Oilpan: have Navigator and its supplements be on the heap by default.

Source/modules/serviceworkers/NavigatorServiceWorker.cpp

 // Copyright 2014 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 "config.h"
 #include "modules/serviceworkers/NavigatorServiceWorker.h"
 
 #include "core/dom/Document.h"
 #include "core/frame/LocalDOMWindow.h"
 #include "core/frame/LocalFrame.h"
 #include "core/frame/Navigator.h"
 #include "modules/serviceworkers/ServiceWorkerContainer.h"
 
 namespace blink {
 
 NavigatorServiceWorker::NavigatorServiceWorker(Navigator& navigator)
     : DOMWindowProperty(navigator.frame())
 {
 }
 
-DEFINE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(NavigatorServiceWorker);
+NavigatorServiceWorker::~NavigatorServiceWorker()
+{
+}
 
 NavigatorServiceWorker* NavigatorServiceWorker::from(Document& document)
 {
     if (!document.frame() || !document.frame()->domWindow())
-        return 0;
+        return nullptr;
     Navigator& navigator = *document.frame()->domWindow()->navigator();
     return &from(navigator);
 }
 
 NavigatorServiceWorker& NavigatorServiceWorker::from(Navigator& navigator)
 {
     NavigatorServiceWorker* supplement = toNavigatorServiceWorker(navigator);
     if (!supplement) {
         supplement = new NavigatorServiceWorker(navigator);
-        provideTo(navigator, supplementName(), adoptPtrWillBeNoop(supplement));
+        provideTo(navigator, supplementName(), supplement);
         // Initialize ServiceWorkerContainer too.
         supplement->serviceWorker();
     }
     return *supplement;
 }
 
 NavigatorServiceWorker* NavigatorServiceWorker::toNavigatorServiceWorker(Navigator& navigator)
 {
-    return static_cast<NavigatorServiceWorker*>(WillBeHeapSupplement<Navigator>::from(navigator, supplementName()));
+    return static_cast<NavigatorServiceWorker*>(HeapSupplement<Navigator>::from(navigator, supplementName()));
 }
 
 const char* NavigatorServiceWorker::supplementName()
 {
     return "NavigatorServiceWorker";
 }
 
 ServiceWorkerContainer* NavigatorServiceWorker::serviceWorker(Navigator& navigator)
 {
     return NavigatorServiceWorker::from(navigator).serviceWorker();
@@ skipping 12 matching lines @@
 {
     if (m_serviceWorker) {
         m_serviceWorker->willBeDetachedFromFrame();
         m_serviceWorker = nullptr;
     }
 }
 
 DEFINE_TRACE(NavigatorServiceWorker)
 {
     visitor->trace(m_serviceWorker);
-    WillBeHeapSupplement<Navigator>::trace(visitor);
+    HeapSupplement<Navigator>::trace(visitor);
     DOMWindowProperty::trace(visitor);
 }
 
 } // namespace blink