[clutter-gtk] build: Use the correct package name for doc prefixes

[Emmanuele Bassi <ebassi src gnome org>]

commit 62c75f493ad094bc87590a031c74e8fcd03eb3dc
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Wed Oct 17 15:18:02 2012 +0100

    build: Use the correct package name for doc prefixes
    
    https://bugzilla.gnome.org/show_bug.cgi?id=669877

 configure.ac |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index afe2fc2..090cb44 100644
--- a/configure.ac
+++ b/configure.ac
@@ -188,8 +188,8 @@ AS_ALL_LINGUAS
 dnl = GTK Doc check ========================================================
 
 G_PREFIX=`$PKG_CONFIG --variable=prefix glib-2.0`
-GDK_PREFIX=`$PKG_CONFIG --variable=prefix gdk-2.0`
-GTK_PREFIX=`$PKG_CONFIG --variable=prefix gtk+-2.0`
+GDK_PREFIX=`$PKG_CONFIG --variable=prefix gdk-3.0`
+GTK_PREFIX=`$PKG_CONFIG --variable=prefix gtk+-3.0`
 GDK_PIXBUF_PREFIX=`$PKG_CONFIG --variable=prefix gdk-pixbuf-2.0`
 CLUTTER_PREFIX=`$PKG_CONFIG --variable=prefix clutter-1.0`
 AC_SUBST(G_PREFIX)