Move Frame to the Oilpan heap.

Source/web/WebRemoteFrameImpl.h

Index: Source/web/WebRemoteFrameImpl.h
diff --git a/Source/web/WebRemoteFrameImpl.h b/Source/web/WebRemoteFrameImpl.h
index 5a9ab49b9e49661f8aa9a5034b90ff288ed42f69..e9e76a536d538b49cc39146f118040d8729fee82 100644
--- a/Source/web/WebRemoteFrameImpl.h
+++ b/Source/web/WebRemoteFrameImpl.h
@@ -17,8 +17,9 @@ namespace blink {
 class FrameHost;
 class FrameOwner;
 class RemoteFrame;
+class WebViewImpl;
 
-class WebRemoteFrameImpl : public WebRemoteFrame, public RefCounted<WebRemoteFrameImpl> {
+class WebRemoteFrameImpl FINAL : public RefCountedWillBeGarbageCollectedFinalized<WebRemoteFrameImpl>, public WebRemoteFrame {
 public:
     WebRemoteFrameImpl(WebRemoteFrameClient*);
     virtual ~WebRemoteFrameImpl();
@@ -178,19 +179,23 @@ public:
 
     void initializeCoreFrame(FrameHost*, FrameOwner*, const AtomicString& name);
 
-    void setCoreFrame(PassRefPtr<RemoteFrame>);
+    void setCoreFrame(PassRefPtrWillBeRawPtr<RemoteFrame>);
     RemoteFrame* frame() const { return m_frame.get(); }
 
     WebRemoteFrameClient* client() const { return m_client; }
 
     static WebRemoteFrameImpl* fromFrame(RemoteFrame&);
 
+    virtual void trace(Visitor*);
+
 private:
     RemoteFrameClient m_frameClient;
-    RefPtr<RemoteFrame> m_frame;
+    RefPtrWillBeMember<RemoteFrame> m_frame;
     WebRemoteFrameClient* m_client;
 
-    HashMap<WebFrame*, OwnPtr<FrameOwner> > m_ownersForChildren;
+    WebViewImpl* viewImpl() const;
+
+    WillBeHeapHashMap<WebFrame*, OwnPtrWillBeMember<FrameOwner> > m_ownersForChildren;
 };
 
 DEFINE_TYPE_CASTS(WebRemoteFrameImpl, WebFrame, frame, frame->isWebRemoteFrame(), frame.isWebRemoteFrame());