Oilpan: Enable oilpan for callback classes

Source/core/inspector/InspectorResourceContentLoader.h

Index: Source/core/inspector/InspectorResourceContentLoader.h
diff --git a/Source/core/inspector/InspectorResourceContentLoader.h b/Source/core/inspector/InspectorResourceContentLoader.h
index 573cab540baba4607307a122fefb3e57e18b3f3c..ccee28b2d78d8dc400366ebace37d2795ca1d5c5 100644
--- a/Source/core/inspector/InspectorResourceContentLoader.h
+++ b/Source/core/inspector/InspectorResourceContentLoader.h
@@ -21,7 +21,7 @@ class InspectorResourceContentLoader FINAL : public NoBaseWillBeGarbageCollected
     WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
 public:
     explicit InspectorResourceContentLoader(Page*);
-    void ensureResourcesContentLoaded(PassOwnPtrWillBeRawPtr<VoidCallback>);
+    void ensureResourcesContentLoaded(VoidCallback*);
     ~InspectorResourceContentLoader();
     void trace(Visitor*);
     void dispose();
@@ -35,7 +35,7 @@ private:
     void checkDone();
     void start();
 
-    WillBeHeapVector<OwnPtrWillBeMember<VoidCallback> > m_callbacks;
+    PersistentHeapVectorWillBeHeapVector<Member<VoidCallback> > m_callbacks;
     bool m_allRequestsStarted;
     bool m_started;
     RawPtrWillBeMember<Page> m_page;