Remove destructors from ScriptWrappable objects (part 1)

Source/core/clipboard/DataTransferItem.cpp

Index: Source/core/clipboard/DataTransferItem.cpp
diff --git a/Source/core/clipboard/DataTransferItem.cpp b/Source/core/clipboard/DataTransferItem.cpp
index 8998c62d63f86e220e0ebd2de8e5b0a56c58539c..15e1562e87de181ebb280b23f2eaf27576a2f899 100644
--- a/Source/core/clipboard/DataTransferItem.cpp
+++ b/Source/core/clipboard/DataTransferItem.cpp
@@ -39,15 +39,13 @@
 
 namespace WebCore {
 
+DEFINE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(DataTransferItem);
+
 PassRefPtrWillBeRawPtr<DataTransferItem> DataTransferItem::create(PassRefPtrWillBeRawPtr<DataTransfer> dataTransfer, PassRefPtrWillBeRawPtr<DataObjectItem> item)
 {
     return adoptRefWillBeNoop(new DataTransferItem(dataTransfer, item));
 }
 
-DataTransferItem::~DataTransferItem()
-{
-}
-
 String DataTransferItem::kind() const
 {
     DEFINE_STATIC_LOCAL(const String, kindString, ("string"));