Use lob call name when exporting.

* lisp/ob-exp.el (org-babel-exp-non-block-elements): Use lob call name
  when exporting.

lisp/ob-exp.el

@@ -219,7 +219,7 @@ this template."
 					      (mapconcat 'identity
 							 (butlast lob-info 2)
 							 " ")))))))
-				  "" nil (car (last lob-info)))
+				  "" (nth 3 lob-info) (nth 2 lob-info))
 			    'lob))
 			  (rep (org-fill-template
 				org-babel-exp-call-line-template