[gnome-builder] build: use GNOME_COMPILE_WARNINGS

[Christian Hergert <chergert src gnome org>]

commit 6719cdd43b88fc162705f6a3122bfc878add7f97
Author: Christian Hergert <christian hergert me>
Date:   Thu Apr 16 15:18:38 2015 -0700

    build: use GNOME_COMPILE_WARNINGS

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index d33ea08..613aef6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -48,7 +48,7 @@ AM_PROG_LIBTOOL
 
 AC_C_CONST
 
-GNOME_CXX_WARNINGS([maximum])
+GNOME_COMPILE_WARNINGS([maximum])
 GNOME_MAINTAINER_MODE_DEFINES
 
 # If we are using gtk-doc, enable it.