Oilpan: Enable oilpan for callback classes

Source/modules/serviceworkers/Headers.cpp

Index: Source/modules/serviceworkers/Headers.cpp
diff --git a/Source/modules/serviceworkers/Headers.cpp b/Source/modules/serviceworkers/Headers.cpp
index ea86990dfe462b396a0e0c6a3b9af7e038d9e592..664ea2140829b85b7ddd864b0743b0b6ea6a159d 100644
--- a/Source/modules/serviceworkers/Headers.cpp
+++ b/Source/modules/serviceworkers/Headers.cpp
@@ -208,12 +208,12 @@ void Headers::set(const String& name, const String& value, ExceptionState& excep
     m_headerList->set(name, value);
 }
 
-void Headers::forEach(PassOwnPtrWillBeRawPtr<HeadersForEachCallback> callback, const ScriptValue& thisArg)
+void Headers::forEach(HeadersForEachCallback* callback, const ScriptValue& thisArg)
 {
     forEachInternal(callback, &thisArg);
 }
 
-void Headers::forEach(PassOwnPtrWillBeRawPtr<HeadersForEachCallback> callback)
+void Headers::forEach(HeadersForEachCallback* callback)
 {
     forEachInternal(callback, 0);
 }
@@ -305,7 +305,7 @@ Headers::Headers(FetchHeaderList* headerList)
 {
 }
 
-void Headers::forEachInternal(PassOwnPtrWillBeRawPtr<HeadersForEachCallback> callback, const ScriptValue* thisArg)
+void Headers::forEachInternal(HeadersForEachCallback* callback, const ScriptValue* thisArg)
 {
     TrackExceptionState exceptionState;
     for (size_t i = 0; i < m_headerList->size(); ++i) {