--- a/widget/windows/nsDataObj.cpp
+++ b/widget/windows/nsDataObj.cpp
@@ -69,24 +69,24 @@ nsresult nsDataObj::CStream::Init(nsIURI
   // we can not create a channel without a requestingNode
   if (!aRequestingNode) {
     return NS_ERROR_FAILURE;
   }
   nsresult rv;
   rv = NS_NewChannel(getter_AddRefs(mChannel),
                      pSourceURI,
                      aRequestingNode,
-                     nsILoadInfo::SEC_ALLOW_CROSS_ORIGIN_DATA_INHERITS,
+                     nsILoadInfo::SEC_NORMAL,
                      nsIContentPolicy::TYPE_OTHER,
                      nullptr,   // loadGroup
                      nullptr,   // aCallbacks
                      nsIRequest::LOAD_FROM_CACHE);
 
   NS_ENSURE_SUCCESS(rv, rv);
-  rv = mChannel->AsyncOpen2(this);
+  rv = mChannel->AsyncOpen(this, nullptr);
   NS_ENSURE_SUCCESS(rv, rv);
   return NS_OK;
 }
 
 //-----------------------------------------------------------------------------
 // IUnknown's QueryInterface, nsISupport's AddRef and Release are shared by
 // IUnknown and nsIStreamListener.
 STDMETHODIMP nsDataObj::CStream::QueryInterface(REFIID refiid, void** ppvResult)