[gnome-disk-utility] Fix up newly added --disable-gsd-plugin option

[David Zeuthen <davidz src gnome org>]

commit 1de8676e3e15a3296ced088d9aa583fdf355b7cf
Author: David Zeuthen <zeuthen gmail com>
Date:   Tue Dec 18 16:25:02 2012 -0500

    Fix up newly added --disable-gsd-plugin option
    
    I hate build systems. I hate them so much.
    
    Signed-off-by: David Zeuthen <zeuthen gmail com>

 NEWS         |    3 ++-
 configure.ac |    2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/NEWS b/NEWS
index c186000..ed14b0c 100644
--- a/NEWS
+++ b/NEWS
@@ -12,7 +12,7 @@ Changes since gnome-disk-utility 3.6.1:
 Daniel Mustieles (1):
       Fixed typo in strings. Fixes bug #683772
 
-David Zeuthen (178):
+David Zeuthen (179):
       Initial MD-RAID support
       Show array size and unify some formatting routines
       If available, show block device when MD-RAID device is selected
@@ -191,6 +191,7 @@ David Zeuthen (178):
       Show block device, even if size is zero
       Add --disable-gsd-plugin option and use it at distcheck
       Update NEWS for release
+      Fix up newly added --disable-gsd-plugin option
 
 Giovanni Campagna (2):
       Fix compilation of GduSdPlugin with newer gnome-settings-daemon
diff --git a/configure.ac b/configure.ac
index c8fb2ec..aeca73e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -136,7 +136,7 @@ msg_gsd_plugin=no
 if test "x$enable_gsd_plugin" != "xno"; then
    msg_gsd_plugin=yes
 fi
-AM_CONDITIONAL(USE_GSD_PLUGIN, [test "$enable_gsd_plugin" = "yes"])
+AM_CONDITIONAL(USE_GSD_PLUGIN, [test "$msg_gsd_plugin" = "yes"])
 
 # ********************
 # Internationalization