[gnome-control-center] build: trivial cleanups

[Bastien Nocera <hadess src gnome org>]

commit ea6dee375afd39ff660a05397c29d00093f6e2a0
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Mon Nov 26 14:55:23 2012 -0500

    build: trivial cleanups
    
    - don't check for gio-unix-2.0 twice
    - remove unused LIBGNOME_CONTROL_CENTER pkg-config check
    
    https://bugzilla.gnome.org/show_bug.cgi?id=689110

 configure.ac |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 937a5f2..675f48b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -107,10 +107,9 @@ COMMON_MODULES="gtk+-3.0 >= $GTK_REQUIRED_VERSION
  gsettings-desktop-schemas >= $SCHEMAS_REQUIRED_VERSION
  libnotify >= $LIBNOTIFY_REQUIRED_VERSION"
 
-PKG_CHECK_MODULES(LIBGNOME_CONTROL_CENTER, $COMMON_MODULES)
 PKG_CHECK_MODULES(LIBLANGUAGE, $COMMON_MODULES gnome-desktop-3.0 fontconfig)
 PKG_CHECK_MODULES(LIBSHORTCUTS, $COMMON_MODULES x11)
-PKG_CHECK_MODULES(SHELL, $COMMON_MODULES libgnome-menu-3.0 gio-unix-2.0 x11)
+PKG_CHECK_MODULES(SHELL, $COMMON_MODULES libgnome-menu-3.0 x11)
 PKG_CHECK_MODULES(BACKGROUND_PANEL, $COMMON_MODULES libxml-2.0 gnome-desktop-3.0
                   gdk-pixbuf-2.0 >= $GDKPIXBUF_REQUIRED_VERSION)
 PKG_CHECK_MODULES(DATETIME_PANEL, $COMMON_MODULES