[mutter] Fix introspection gir metadata

[Jasper St. Pierre <jstpierre src gnome org>]

commit 4148a5cc6a6c52072bccc3a0af9dc8f07f957f75
Author: Evan Broder <ebroder mokafive com>
Date:   Wed Feb 29 14:52:27 2012 -0800

    Fix introspection gir metadata
    
    The EXPORT_PACKAGES variable to the GIR makefile should be the
    packages needed to use this gir. It's also unnecessary to set PACKAGES
    (which is just used for CFLAGS at scan-time) since CFLAGS is already
    pulls in all necessary CFLAGS.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=671092

 src/Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/Makefile.am b/src/Makefile.am
index 5d5dcb9..d5b398c 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -222,7 +222,7 @@ INTROSPECTION_GIRS = Meta-$(api_version).gir
 
 Meta-$(api_version).gir: libmutter.la
 @META_GIR _INCLUDES = GObject-2.0 GDesktopEnums-3.0 Gdk-3.0 Gtk-3.0 Clutter-1.0 xlib-2.0 xfixes-4.0
- META_GIR@_PACKAGES = clutter-1.0 gtk+-3.0
+ META_GIR@_EXPORT_PACKAGES = libmutter
 @META_GIR _CFLAGS = $(INCLUDES)
 @META_GIR _LIBS = libmutter.la
 @META_GIR _FILES =				\