Restart surfaceflinger with stop/start too.

Change-Id: Ide045fc3baced9e1bde95cb26d0b835511c21780
diff --git a/toolbox/stop.c b/toolbox/stop.c
index 05baffd..460f377 100644
--- a/toolbox/stop.c
+++ b/toolbox/stop.c
@@ -10,11 +10,10 @@
     if(argc > 1) {
         property_set("ctl.stop", argv[1]);
     } else{
-        /* default to "stop runtime" "stop zygote" */
-        property_set("ctl.stop", "runtime");
+        /* defaults to stopping the common services */
         property_set("ctl.stop", "zygote");
+        property_set("ctl.stop", "surfaceflinger");
     }
 
     return 0;
 }
-