Backport: Parse pcomplete arguments regardless of pcomplete-cycle-completions

* pcomplete.el (pcomplete-parse-arguments): Parse arguments regardless
of pcomplete-cycle-completions's value.

Fixes: debbugs:18950
(cherry picked from commit dfa8729c)

lisp/ChangeLog

+2015-01-16  Samer Masterson  <samer@samertm.com>  (tiny change)
+
+	* pcomplete.el (pcomplete-parse-arguments): Parse arguments
+	regardless of pcomplete-cycle-completions's value.  (Bug#18950)
+
 2015-01-13  Michael Albinus  <michael.albinus@gmx.de>
 
 	* filenotify.el (file-notify-descriptors, file-notify-handle-event):

lisp/pcomplete.el

@@ -755,8 +755,7 @@ this is `comint-dynamic-complete-functions'."
 	    pcomplete-index 0
 	    pcomplete-stub (pcomplete-arg 'last))
       (let ((begin (pcomplete-begin 'last)))
-	(if (and pcomplete-cycle-completions
-		 (listp pcomplete-stub) ;??
+	(if (and (listp pcomplete-stub) ;??
 		 (not pcomplete-expand-only-p))
 	    (let* ((completions pcomplete-stub) ;??
 		   (common-stub (car completions))