[gdm] gdm-x-session: don't hardcode path to dbus-daemon

[Ray Strode <halfline src gnome org>]

commit 6d8a510c68ac60e6788856802a02c8c24cca3dc3
Author: Ray Strode <rstrode redhat com>
Date:   Fri Feb 20 10:26:06 2015 -0500

    gdm-x-session: don't hardcode path to dbus-daemon
    
    It's not always in BINDIR, but it is always in the PATH,
    so just let the shell/execvp figure it out.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=744787

 daemon/gdm-x-session.c |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)
---
diff --git a/daemon/gdm-x-session.c b/daemon/gdm-x-session.c
index ee02b64..67e236b 100644
--- a/daemon/gdm-x-session.c
+++ b/daemon/gdm-x-session.c
@@ -40,8 +40,6 @@
 #define DISPLAY_FILENO (STDERR_FILENO + 1)
 #define BUS_ADDRESS_FILENO (DISPLAY_FILENO + 1)
 
-#define DBUS_DAEMON BINDIR "/dbus-daemon"
-
 typedef struct
 {
         GdmSettings  *settings;
@@ -392,7 +390,7 @@ spawn_bus (State        *state,
 
         bus_address_fd_string = g_strdup_printf ("%d", BUS_ADDRESS_FILENO);
 
-        g_ptr_array_add (arguments, DBUS_DAEMON);
+        g_ptr_array_add (arguments, "dbus-daemon");
 
         g_ptr_array_add (arguments, "--print-address");
         g_ptr_array_add (arguments, bus_address_fd_string);