Decouple FileSystem and WebSQL callbacks from VoidCallback and it non-refcounted

Source/modules/mediastream/RTCVoidRequestImpl.cpp

Index: Source/modules/mediastream/RTCVoidRequestImpl.cpp
diff --git a/Source/modules/mediastream/RTCVoidRequestImpl.cpp b/Source/modules/mediastream/RTCVoidRequestImpl.cpp
index 13f0a6f7d369643448280bc21d7855a5363f28d1..f8422d76e3740a6b608caeef9e56a31afb1c61b7 100644
--- a/Source/modules/mediastream/RTCVoidRequestImpl.cpp
+++ b/Source/modules/mediastream/RTCVoidRequestImpl.cpp
@@ -38,14 +38,14 @@
 
 namespace WebCore {
 
-PassRefPtr<RTCVoidRequestImpl> RTCVoidRequestImpl::create(ExecutionContext* context, PassRefPtr<VoidCallback> successCallback, PassOwnPtr<RTCErrorCallback> errorCallback)
+PassRefPtr<RTCVoidRequestImpl> RTCVoidRequestImpl::create(ExecutionContext* context, PassOwnPtr<VoidCallback> successCallback, PassOwnPtr<RTCErrorCallback> errorCallback)
 {
     RefPtr<RTCVoidRequestImpl> request = adoptRef(new RTCVoidRequestImpl(context, successCallback, errorCallback));
     request->suspendIfNeeded();
     return request.release();
 }
 
-RTCVoidRequestImpl::RTCVoidRequestImpl(ExecutionContext* context, PassRefPtr<VoidCallback> successCallback, PassOwnPtr<RTCErrorCallback> errorCallback)
+RTCVoidRequestImpl::RTCVoidRequestImpl(ExecutionContext* context, PassOwnPtr<VoidCallback> successCallback, PassOwnPtr<RTCErrorCallback> errorCallback)
     : ActiveDOMObject(context)
     , m_successCallback(successCallback)
     , m_errorCallback(errorCallback)