[4.0] 82e5615 Remove reference only valid in master.

[Lasse Karstensen]

commit 82e5615433d4189ce2f55bc87af37e8a4bc1e683
Author: Lasse Karstensen <lkarsten at varnish-software.com>
Date:   Tue Jan 27 13:46:13 2015 +0100

    Remove reference only valid in master.

diff --git a/doc/sphinx/users-guide/vcl-built-in-subs.rst b/doc/sphinx/users-guide/vcl-built-in-subs.rst
index cd78355..7b38812 100644
--- a/doc/sphinx/users-guide/vcl-built-in-subs.rst
+++ b/doc/sphinx/users-guide/vcl-built-in-subs.rst
@@ -7,9 +7,6 @@ Built in subroutines
 Various built-in subroutines are called during processing of client-
 and backend requests as well as upon ``vcl.load`` and ``vcl.discard``.
 
-See :ref:`reference-states` for a defailed graphical overview of the
-states and how they relate to core code functions and VCL subroutines.
-
 -----------
 client side
 -----------