Remove obsolete function call and declaration

This patch removes an obsolete declaration and call of the function
`org-publish-initialize-files-alist'  from org-protocol.el.

This function does not exist anymore.  It was removed when we
implemented the new publishing cache.
Best wishes

  Sebastian

lisp/org-protocol.el

@@ -126,8 +126,6 @@
 (eval-when-compile
   (require 'cl))
 
-(declare-function org-publish-initialize-files-alist "org-publish"
-		  (&optional refresh))
 (declare-function org-publish-get-project-from-filename "org-publish"
 		  (filename &optional up))
 (declare-function server-edit "server" (&optional arg))
@@ -647,7 +645,6 @@ This works, if the file visited is part of a publishing project in
 most of the work."
   (interactive)
   (require 'org-publish)
-  (org-publish-initialize-files-alist)
   (let ((all (or (org-publish-get-project-from-filename buffer-file-name))))
     (if all (org-protocol-create (cdr all))
       (message "Not in an org-project. Did mean %s?"