[empathy] Warn on tp-glib 0.20 deprecations

[Guillaume Desmottes <gdesmott src gnome org>]

commit fe79be103841148f53994cd5b4c5d2a8cd6322b4
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Fri May 11 10:46:18 2012 +0200

    Warn on tp-glib 0.20 deprecations
    
    Best to catch them sooner than later.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=675597

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index e681a09..043fd80 100644
--- a/configure.ac
+++ b/configure.ac
@@ -53,7 +53,7 @@ CLUTTER_GTK_REQUIRED=0.90.3
 CLUTTER_GST_REQUIRED=1.5.2
 
 TELEPATHY_GLIB_REQUIRED=0.19.0
-AC_DEFINE(TP_VERSION_MIN_REQUIRED, TP_VERSION_0_18, [Ignore post 0.18 deprecations])
+AC_DEFINE(TP_VERSION_MIN_REQUIRED, TP_VERSION_0_20, [Ignore post 0.20 deprecations])
 AC_DEFINE(TP_VERSION_MAX_ALLOWED, TP_VERSION_0_20, [Prevent post 0.20 APIs])
 
 GSTREAMER_REQUIRED=0.10.32