Oilpan: Enable oilpan for callback classes

Source/core/frame/LocalDOMWindow.cpp

Index: Source/core/frame/LocalDOMWindow.cpp
diff --git a/Source/core/frame/LocalDOMWindow.cpp b/Source/core/frame/LocalDOMWindow.cpp
index ce21915588c4a32dccd7658f41098989490fa689..a67e533dbdf19389a460bbdc673e02811ada3956 100644
--- a/Source/core/frame/LocalDOMWindow.cpp
+++ b/Source/core/frame/LocalDOMWindow.cpp
@@ -1461,7 +1461,7 @@ void LocalDOMWindow::resizeTo(float width, float height) const
     host->chrome().setWindowRect(adjustWindowRect(*m_frame, update));
 }
 
-int LocalDOMWindow::requestAnimationFrame(PassOwnPtrWillBeRawPtr<RequestAnimationFrameCallback> callback)
+int LocalDOMWindow::requestAnimationFrame(RequestAnimationFrameCallback* callback)
 {
     callback->m_useLegacyTimeBase = false;
     if (Document* d = document())
@@ -1469,7 +1469,7 @@ int LocalDOMWindow::requestAnimationFrame(PassOwnPtrWillBeRawPtr<RequestAnimatio
     return 0;
 }
 
-int LocalDOMWindow::webkitRequestAnimationFrame(PassOwnPtrWillBeRawPtr<RequestAnimationFrameCallback> callback)
+int LocalDOMWindow::webkitRequestAnimationFrame(RequestAnimationFrameCallback* callback)
 {
     callback->m_useLegacyTimeBase = true;
     if (Document* d = document())