[clutter] Bump up the GDK dependency

[Emmanuele Bassi <ebassi src gnome org>]

commit 945caff989ab30598ebd74c0d19c9bbdcf6a71c1
Author: Emmanuele Bassi <ebassi linux intel com>
Date:   Mon Mar 12 14:23:35 2012 +0000

    Bump up the GDK dependency
    
    Commit ac6ce79aa389982c3e7113f6192f492a6e21b4b1 introduced a dependency
    on the latest GDK symbols, so we need to bump up the required version of
    GDK.

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index ddacfcc..0505e43 100644
--- a/configure.ac
+++ b/configure.ac
@@ -146,7 +146,7 @@ m4_define([uprof_req_version],          [0.3])
 m4_define([gtk_doc_req_version],        [1.15])
 m4_define([xfixes_req_version],         [3])
 m4_define([xcomposite_req_version],     [0.4])
-m4_define([gdk_req_version],            [3.0.0])
+m4_define([gdk_req_version],            [3.3.18])
 
 AC_SUBST([GLIB_REQ_VERSION],       [glib_req_version])
 AC_SUBST([COGL_REQ_VERSION],       [cogl_req_version])