[gstreamermm] configure.ac: Require glibmm-2.28.

[Josà Alburquerque <jaalburqu src gnome org>]

commit 8794d02201f4e341b37807a0dd482d5677167a2f
Author: Josà Alburquerque <jaalburqu svn gnome org>
Date:   Tue Jul 12 23:05:45 2011 -0400

    configure.ac: Require glibmm-2.28.
    
    	* configure.ac: Require glibmm-2.28 because Gst::Mixer uses the
    	Glib::[Array|List]Handler<> API which was added in that version.

 ChangeLog    |    7 +++++++
 configure.ac |    2 +-
 2 files changed, 8 insertions(+), 1 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index 9411a35..be92a27 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,12 @@
 2011-07-12  Josà Alburquerque  <jaalburqu svn gnome org>
 
+	configure.ac: Require glibmm-2.28.
+
+	* configure.ac: Require glibmm-2.28 because Gst::Mixer uses the
+	Glib::[Array|List]Handler<> API which was added in that version.
+
+2011-07-12  Josà Alburquerque  <jaalburqu svn gnome org>
+
 	Caps: Correct a compile error.
 
 	* gstreamer/src/caps.ccg (set_simple): Use this->gobj() instead of
diff --git a/configure.ac b/configure.ac
index 5c72e5a..157af5f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -51,7 +51,7 @@ AC_PROG_SED
 # The format below is used so that the requirements appear nicely in the .pc
 # file.
 AC_SUBST([GSTREAMERMM_MODULES],
-         ['giomm-2.4 >= 2.26.0 libxml++-2.6 >= 2.14[]m4_foreach([gstmm_mod],
+         ['giomm-2.4 >= 2.28.0 libxml++-2.6 >= 2.14[]m4_foreach([gstmm_mod],
          [[], [-base], [-controller], [-dataprotocol], [-net], [-plugins-base],
               [-audio], [-cdda], [-interfaces], [-netbuffer], [-rtp], [-video]],
          [ gstreamer[]m4_defn([gstmm_mod])[]-0.10 >= 0.10.32])'])