Oilpan: add transition types to Navigator and its supplements.

Source/modules/serviceworkers/NavigatorServiceWorker.cpp

Index: Source/modules/serviceworkers/NavigatorServiceWorker.cpp
diff --git a/Source/modules/serviceworkers/NavigatorServiceWorker.cpp b/Source/modules/serviceworkers/NavigatorServiceWorker.cpp
index f58093321a1d4c46051cb813792cd6e7b6898d18..a5ddd516e1786a29a08224fc25ff6f7d1167df86 100644
--- a/Source/modules/serviceworkers/NavigatorServiceWorker.cpp
+++ b/Source/modules/serviceworkers/NavigatorServiceWorker.cpp
@@ -24,11 +24,16 @@ NavigatorServiceWorker& NavigatorServiceWorker::from(Navigator& navigator)
     NavigatorServiceWorker* supplement = toNavigatorServiceWorker(navigator);
     if (!supplement) {
         supplement = new NavigatorServiceWorker(navigator);
-        provideTo(navigator, supplementName(), adoptPtr(supplement));
+        provideTo(navigator, supplementName(), adoptPtrWillBeNoop(supplement));
     }
     return *supplement;
 }
 
+NavigatorServiceWorker* NavigatorServiceWorker::toNavigatorServiceWorker(Navigator& navigator)
+{
+    return static_cast<NavigatorServiceWorker*>(WillBeHeapSupplement<Navigator>::from(navigator, supplementName()));
+}
+
 const char* NavigatorServiceWorker::supplementName()
 {
     return "NavigatorServiceWorker";