Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/modules/mediastream/RTCPeerConnection.h

Index: third_party/WebKit/Source/modules/mediastream/RTCPeerConnection.h
diff --git a/third_party/WebKit/Source/modules/mediastream/RTCPeerConnection.h b/third_party/WebKit/Source/modules/mediastream/RTCPeerConnection.h
index b641e08ed4ce7fb3077badc0c6a64c88fc948390..25dceb235dfaa6111dadb89afcd2e12d8bf1b4b7 100644
--- a/third_party/WebKit/Source/modules/mediastream/RTCPeerConnection.h
+++ b/third_party/WebKit/Source/modules/mediastream/RTCPeerConnection.h
@@ -62,7 +62,7 @@ class RTCPeerConnection final
     , public ActiveDOMObject {
     REFCOUNTED_GARBAGE_COLLECTED_EVENT_TARGET(RTCPeerConnection);
     DEFINE_WRAPPERTYPEINFO();
-    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(RTCPeerConnection);
+    USING_GARBAGE_COLLECTED_MIXIN(RTCPeerConnection);
 public:
     // TODO(hbos): Create with expired RTCCertificate should fail, see crbug.com/565278.
     static RTCPeerConnection* create(ExecutionContext*, const Dictionary&, const Dictionary&, ExceptionState&);
@@ -159,14 +159,14 @@ private:
     typedef Function<bool()> BoolFunction;
     class EventWrapper : public GarbageCollectedFinalized<EventWrapper> {
     public:
-        EventWrapper(PassRefPtrWillBeRawPtr<Event>, PassOwnPtr<BoolFunction>);
+        EventWrapper(RawPtr<Event>, PassOwnPtr<BoolFunction>);
         // Returns true if |m_setupFunction| returns true or it is null.
         // |m_event| will only be fired if setup() returns true;
         bool setup();
 
         DECLARE_TRACE();
 
-        RefPtrWillBeMember<Event> m_event;
+        Member<Event> m_event;
 
     private:
         OwnPtr<BoolFunction> m_setupFunction;
@@ -177,8 +177,8 @@ private:
     static RTCConfiguration* parseConfiguration(const Dictionary&, ExceptionState&);
     static RTCOfferOptions* parseOfferOptions(const Dictionary&, ExceptionState&);
 
-    void scheduleDispatchEvent(PassRefPtrWillBeRawPtr<Event>);
-    void scheduleDispatchEvent(PassRefPtrWillBeRawPtr<Event>, PassOwnPtr<BoolFunction>);
+    void scheduleDispatchEvent(RawPtr<Event>);
+    void scheduleDispatchEvent(RawPtr<Event>, PassOwnPtr<BoolFunction>);
     void dispatchScheduledEvent();
     bool hasLocalStreamWithTrackId(const String& trackId);