[network-manager-openvpn] build: don't install ui-data when building --without-gnome

[Thomas Haller <thaller src gnome org>]

commit 65a1c086feea4baadb11e316aebbfa433a311b82
Author: Thomas Haller <thaller redhat com>
Date:   Mon May 9 14:44:35 2016 +0200

    build: don't install ui-data when building --without-gnome

 properties/Makefile.am |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/properties/Makefile.am b/properties/Makefile.am
index 2699568..a158b26 100644
--- a/properties/Makefile.am
+++ b/properties/Makefile.am
@@ -22,7 +22,9 @@ editor_sources = \
         auth-helpers.h
 
 uidir = $(datadir)/gnome-vpn-properties/openvpn
+if WITH_GNOME
 ui_DATA = nm-openvpn-dialog.ui
+endif
 
 common_CFLAGS =                                         \
         $(GLIB_CFLAGS)                                  \
@@ -125,5 +127,5 @@ EXTRA_DIST = \
         libnm-vpn-plugin-openvpn.ver \
         libnm-vpn-plugin-openvpn-editor.ver \
         libnm-openvpn-properties.ver \
-        $(ui_DATA)
+        nm-openvpn-dialog.ui