Make IDL Callbacks non-refcounted by default

Source/modules/quota/WebStorageQuotaCallbacksImpl.cpp

Index: Source/modules/quota/WebStorageQuotaCallbacksImpl.cpp
diff --git a/Source/modules/quota/WebStorageQuotaCallbacksImpl.cpp b/Source/modules/quota/WebStorageQuotaCallbacksImpl.cpp
index 18949eda264bf452386c389a515c10248d929879..8427c8ca96b4756f9711c46e31ad5ce260ad8a1c 100644
--- a/Source/modules/quota/WebStorageQuotaCallbacksImpl.cpp
+++ b/Source/modules/quota/WebStorageQuotaCallbacksImpl.cpp
@@ -36,13 +36,13 @@
 
 namespace WebCore {
 
-WebStorageQuotaCallbacksImpl::WebStorageQuotaCallbacksImpl(PassRefPtr<StorageUsageCallback> usageCallback, PassRefPtr<StorageErrorCallback> errorCallback)
+WebStorageQuotaCallbacksImpl::WebStorageQuotaCallbacksImpl(PassOwnPtr<StorageUsageCallback> usageCallback, PassOwnPtr<StorageErrorCallback> errorCallback)
     : m_usageCallback(usageCallback)
     , m_errorCallback(errorCallback)
 {
 }
 
-WebStorageQuotaCallbacksImpl::WebStorageQuotaCallbacksImpl(PassRefPtr<StorageQuotaCallback> quotaCallback, PassRefPtr<StorageErrorCallback> errorCallback)
+WebStorageQuotaCallbacksImpl::WebStorageQuotaCallbacksImpl(PassOwnPtr<StorageQuotaCallback> quotaCallback, PassOwnPtr<StorageErrorCallback> errorCallback)
     : m_quotaCallback(quotaCallback)
     , m_errorCallback(errorCallback)
 {