Pacify byte-compiler for byte-compile-macroexpand-declare-function

* lisp/emacs-lisp/bytecomp.el: Change signature of
byte-compile-macroexpand-declare-function to match that of
declare-function.

lisp/emacs-lisp/bytecomp.el

@@ -2958,23 +2958,24 @@ for symbols generated by the byte compiler itself."
 	 (list body))))
 
 ;; Special macro-expander used during byte-compilation.
-(defun byte-compile-macroexpand-declare-function (fn file &rest args)
-  (let ((gotargs (and (consp args) (listp (car args))))
+(defun byte-compile-macroexpand-declare-function (fn file &optional arglist
+                                                     fileonly)
+  (let ((gotargs (listp arglist))
 	(unresolved (assq fn byte-compile-unresolved-functions)))
     (when unresolved	      ; function was called before declaration
       (if (and gotargs (byte-compile-warning-enabled-p 'callargs))
-	  (byte-compile-arglist-warn fn (car args) nil)
+	  (byte-compile-arglist-warn fn arglist nil)
 	(setq byte-compile-unresolved-functions
 	      (delq unresolved byte-compile-unresolved-functions))))
     (push (cons fn (if gotargs
-		       (list 'declared (car args))
+		       (list 'declared arglist)
 		     t))                     ; Arglist not specified.
 	  byte-compile-function-environment))
   ;; We are stating that it _will_ be defined at runtime.
   (setq byte-compile-noruntime-functions
         (delq fn byte-compile-noruntime-functions))
   ;; Delegate the rest to the normal macro definition.
-  (macroexpand `(declare-function ,fn ,file ,@args)))
+  (macroexpand `(declare-function ,fn ,file ,arglist ,fileonly)))
 
 
 ;; This is the recursive entry point for compiling each subform of an