Set param type before invoking an exception. b=206108, r=dbardley@netscape.com, sr=jst@netscape.com, a=asa@mozilla.org

extensions/webservices/proxy/src/wspcallcontext.cpp

@@ -254,9 +254,11 @@ WSPCallContext::CallCompletionListener()
   if (mException) {
     dispatchParams[0].val.p = NS_STATIC_CAST(nsIException*, mException);
     dispatchParams[0].SetValIsInterface();
+    dispatchParams[0].type.flags = XPT_TDP_POINTER | TD_INTERFACE_TYPE;
 
     dispatchParams[1].val.p = NS_STATIC_CAST(nsIWebServiceCallContext*, this);
     dispatchParams[1].SetValIsInterface();
+    dispatchParams[1].type.flags = XPT_TDP_POINTER | TD_INTERFACE_TYPE;
 
     rv = XPTC_InvokeByIndex(mAsyncListener, 3, 2, dispatchParams);
   }