Refcount IFGAS_ streams all the time, too

xfa/fxfa/parser/xfa_utils.h

Index: xfa/fxfa/parser/xfa_utils.h
diff --git a/xfa/fxfa/parser/xfa_utils.h b/xfa/fxfa/parser/xfa_utils.h
index 961c0a41890cbb1c1aab1c070ab8ec11e1b95ad5..d09afda0f95278aa4a5098950f7423c1d1a70f69 100644
--- a/xfa/fxfa/parser/xfa_utils.h
+++ b/xfa/fxfa/parser/xfa_utils.h
@@ -172,10 +172,11 @@ void XFA_GetPlainTextFromRichText(CFDE_XMLNode* pXMLNode,
 bool XFA_FieldIsMultiListBox(CXFA_Node* pFieldNode);
 
 void XFA_DataExporter_DealWithDataGroupNode(CXFA_Node* pDataNode);
-void XFA_DataExporter_RegenerateFormFile(CXFA_Node* pNode,
-                                         IFGAS_Stream* pStream,
-                                         const FX_CHAR* pChecksum = nullptr,
-                                         bool bSaveXML = false);
+void XFA_DataExporter_RegenerateFormFile(
+    CXFA_Node* pNode,
+    const CFX_RetainPtr<IFGAS_Stream>& pStream,
+    const FX_CHAR* pChecksum = nullptr,
+    bool bSaveXML = false);
 
 const XFA_NOTSUREATTRIBUTE* XFA_GetNotsureAttribute(
     XFA_Element eElement,