[gtk+] mir: Require mirclient >= 0.9.0

[Robert Ancell <rancell src gnome org>]

commit 5ff39b207b373754007a99be6286bb7b93ecb49d
Author: Robert Ancell <robert ancell canonical com>
Date:   Mon Nov 17 10:49:13 2014 +1300

    mir: Require mirclient >= 0.9.0
    
    Recent changes to the Mir backend require an unreleased version.

 configure.ac |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index d810512..666bae1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -48,6 +48,7 @@ m4_define([cairo_required_version], [1.14.0])
 m4_define([gdk_pixbuf_required_version], [2.30.0])
 m4_define([introspection_required_version], [1.39.0])
 m4_define([wayland_required_version], [1.5.91])
+m4_define([mirclient_required_version], [0.9.0])
 m4_define([epoxy_required_version], [1.0])
 GLIB_REQUIRED_VERSION=glib_required_version
 PANGO_REQUIRED_VERSION=pango_required_version
@@ -464,7 +465,7 @@ else
   AM_CONDITIONAL(USE_WAYLAND, false)
 fi
 
-MIR_DEPENDENCIES="mirclient"
+MIR_DEPENDENCIES="mirclient >= mirclient_required_version"
 if test "$enable_mir_backend" = "maybe" ; then
   PKG_CHECK_EXISTS($MIR_DEPENDENCIES, [have_mir_deps=yes], [have_mir_deps=no])
   AC_MSG_CHECKING([for MIR_DEPENDENCIES])