Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/core/frame/DeviceSingleWindowEventController.h

Index: third_party/WebKit/Source/core/frame/DeviceSingleWindowEventController.h
diff --git a/third_party/WebKit/Source/core/frame/DeviceSingleWindowEventController.h b/third_party/WebKit/Source/core/frame/DeviceSingleWindowEventController.h
index 301a5d40eab9430a42b59841568224af740644fc..041c75d0adee88ed3a302987e97e5162ecae4a1a 100644
--- a/third_party/WebKit/Source/core/frame/DeviceSingleWindowEventController.h
+++ b/third_party/WebKit/Source/core/frame/DeviceSingleWindowEventController.h
@@ -15,8 +15,7 @@ namespace blink {
 class Document;
 class Event;
 
-class CORE_EXPORT DeviceSingleWindowEventController : public NoBaseWillBeGarbageCollectedFinalized<DeviceSingleWindowEventController>, public PlatformEventController, public DOMWindowLifecycleObserver {
-    USING_FAST_MALLOC_WILL_BE_REMOVED(DeviceSingleWindowEventController);
+class CORE_EXPORT DeviceSingleWindowEventController : public GarbageCollectedFinalized<DeviceSingleWindowEventController>, public PlatformEventController, public DOMWindowLifecycleObserver {
 public:
     virtual ~DeviceSingleWindowEventController();
 
@@ -34,15 +33,15 @@ protected:
 
     Document& document() const { return *m_document; }
 
-    void dispatchDeviceEvent(const PassRefPtrWillBeRawPtr<Event>);
+    void dispatchDeviceEvent(const RawPtr<Event>);
 
-    virtual PassRefPtrWillBeRawPtr<Event> lastEvent() const = 0;
+    virtual RawPtr<Event> lastEvent() const = 0;
     virtual const AtomicString& eventTypeName() const = 0;
     virtual bool isNullEvent(Event*) const = 0;
 
 private:
     bool m_needsCheckingNullEvents;
-    RawPtrWillBeMember<Document> m_document;
+    Member<Document> m_document;
 };
 
 } // namespace blink