[gnome-nibbles/wip/vala: 11/16] Remove some cruft from configure.ac

[Michael Catanzaro <mcatanzaro src gnome org>]

commit b311fc57cc5abd0d2288254fed3da6160c89f2d8
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Sat Jun 27 10:48:56 2015 -0500

    Remove some cruft from configure.ac

 configure.ac |    6 ------
 1 files changed, 0 insertions(+), 6 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 78b9ddd..78fc91b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4,13 +4,10 @@ AC_INIT([GNOME Nibbles], [3.15.2], [https://bugzilla.gnome.org/],
 AM_INIT_AUTOMAKE([1.11 no-dist-gzip dist-xz foreign])
 AM_SILENT_RULES([yes])
 AM_MAINTAINER_MODE([enable])
-GNOME_MAINTAINER_MODE_DEFINES
 
 AC_PROG_CC
-AC_PROG_CXX
 
 AM_PROG_VALAC([0.28.0])
-AM_PROG_CC_C_O
 
 GLIB_GSETTINGS
 
@@ -31,7 +28,6 @@ PKG_CHECK_MODULES(GNOME_NIBBLES, [
   glib-2.0 >= $GLIB_REQUIRED
   gio-2.0 >= $GLIB_REQUIRED
   gtk+-3.0 >= $GTK_REQUIRED
-  librsvg-2.0 >= $RSVG_REQUIRED
   libcanberra-gtk3 >= $CANBERRA_GTK_REQUIRED
   clutter-1.0 >= $CLUTTER_REQUIRED
   clutter-gtk-1.0 >= $CLUTTER_REQUIRED
@@ -40,8 +36,6 @@ PKG_CHECK_MODULES(GNOME_NIBBLES, [
 
 AC_SUBST([GLIB_REQUIRED])
 
-AC_CHECK_LIB([m],[floor])
-
 dnl ###########################################################################
 dnl GResources
 dnl ###########################################################################