1 files changed, 3 insertions, 14 deletions
diff --git a/dom/events/DataTransfer.cpp b/dom/events/DataTransfer.cpp
index 2c6ecdd56a..45c72e6629 100644
--- a/dom/events/DataTransfer.cpp
+++ b/dom/events/DataTransfer.cpp
@@ -161,22 +161,11 @@ DataTransfer::~DataTransfer()
 
 // static
 already_AddRefed<DataTransfer>
-DataTransfer::Constructor(const GlobalObject& aGlobal,
-                          const nsAString& aEventType, bool aIsExternal,
-                          ErrorResult& aRv)
+DataTransfer::Constructor(const GlobalObject& aGlobal, ErrorResult& aRv)
 {
-  nsAutoCString onEventType("on");
-  AppendUTF16toUTF8(aEventType, onEventType);
-  nsCOMPtr<nsIAtom> eventTypeAtom = NS_Atomize(onEventType);
-  if (!eventTypeAtom) {
-    aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
-    return nullptr;
-  }
-
-  EventMessage eventMessage = nsContentUtils::GetEventMessage(eventTypeAtom);
   RefPtr<DataTransfer> transfer = new DataTransfer(aGlobal.GetAsSupports(),
-                                                     eventMessage, aIsExternal,
-                                                     -1);
+                                                   eCopy, /* is external */ false, /* clipboard type */ -1);
+  transfer->mEffectAllowed = nsIDragService::DRAGDROP_ACTION_NONE;
   return transfer.forget();
 }