[vala] tests: Use dbus-run-session instead of dbus-launch

[Rico Tzschichholz <ricotz src gnome org>]

commit ef50a4259393c64c6beb36dd96e60d185da22fdd
Author: Michael Biebl <mbiebl gmail com>
Date:   Thu Sep 15 03:41:00 2016 +0200

    tests: Use dbus-run-session instead of dbus-launch
    
    dbus-launch is X11-specific and contains a lot of legacy code to
    support X11 autolaunching. It should not be part of the Wayland
    future.
    
    Bug-Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=836067
    
    https://bugzilla.gnome.org/show_bug.cgi?id=771455

 tests/testrunner.sh |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/tests/testrunner.sh b/tests/testrunner.sh
index c96655c..f9ff981 100755
--- a/tests/testrunner.sh
+++ b/tests/testrunner.sh
@@ -25,6 +25,7 @@ topbuilddir=$builddir/..
 srcdir=$PWD/`dirname $0`
 topsrcdir=$srcdir/..
 vapidir=$topsrcdir/vapi
+run_prefix=""
 
 export G_DEBUG=fatal_warnings
 
@@ -51,8 +52,7 @@ function testheader() {
                ns=${ns//-/_}
                SOURCEFILE=$ns.vala
        elif [ "$1" = "D-Bus" ]; then
-               echo 'eval `dbus-launch --sh-syntax`' >> prepare
-               echo 'trap "kill $DBUS_SESSION_BUS_PID" INT TERM EXIT' >> prepare
+               run_prefix="dbus-run-session -- $run_prefix"
        elif [ "$1" = "GIR" ]; then
                GIRTEST=1
        fi
@@ -192,7 +192,7 @@ for testfile in "$@"; do
        cat << EOF >> checkall
 echo -n -e "  /$testpath: \033[72G"
 ((all++))
-if bash $ns.check &>log; then
+if $run_prefix bash $ns.check &>log; then
        echo -e "\033[0;32mOK\033[m"
 else
        ((fail++))