hg: dio/dev: MERT-10176: NPE is not thrown at I2CCombinedMessage.appendXTest

[sergey.nazarkin at oracle.com]

Changeset: 419a9dee7d0f
Author:    snazarki
Date:      2015-08-20 19:34 +0300
URL:       http://hg.openjdk.java.net/dio/dev/rev/419a9dee7d0f

MERT-10176: NPE is not thrown at I2CCombinedMessage.appendXTest
Summary: Added NULL check
Reviewed-by: alkonsta

! src/share/classes/com/oracle/dio/i2cbus/impl/I2CCombinedMessage.java
! src/share/classes/jdk/dio/counter/CounterPermission.java