dbus: Use consistent prefix for dbus function symbols

Improves readability by making it easier to tell at a glance what the
symbols are affecting.

Change-Id: I00e206b6383670118232e9b5a48cfbc4be5775b8
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
diff --git a/mboxd.c b/mboxd.c
index 070c8bc..bc9fd8d 100644
--- a/mboxd.c
+++ b/mboxd.c
@@ -322,7 +322,7 @@
 		goto finish;
 	}
 
-	rc = init_mboxd_dbus(context);
+	rc = mboxd_dbus_init(context);
 	if (rc) {
 		goto finish;
 	}
@@ -351,7 +351,7 @@
 	MSG_INFO("Daemon Exiting...\n");
 	clr_bmc_events(context, BMC_EVENT_DAEMON_READY, SET_BMC_EVENT);
 
-	free_mboxd_dbus(context);
+	mboxd_dbus_free(context);
 	free_flash_dev(context);
 	free_lpc_dev(context);
 	free_mbox_dev(context);