Clarify that "stop" and "start" is only for simulator, I guess

Change-Id: I0bb98a9842003973ad50f227961ac00197f85bf2

android/Bootstrap/Makefile.shared

@@ -52,8 +52,10 @@ clean: properties
 	$(ANT) clean
 	rm -rf assets $(SODEST) $(OBJLOCAL)
 
-# If you reinstall an app several times, even if you uninstall it
-# between, disk space seems to leak that won't get recycled until you
-# stop and start...
+# If you reinstall an app several times *on the simulator*, even if you
+# uninstall it between, disk space seems to leak that won't get recycled until
+# you stop and start... No idea if this holds for a device, too. (And you
+# can't "stop" a device anyway.)
+
 stop-start-cycle:
 	$(ANDROID_SDK_HOME)/platform-tools/adb shell stop && $(ANDROID_SDK_HOME)/platform-tools/adb shell start && sleep 10