hg: jdk/sandbox: 8204531: Remove unused chars following '\0'

[chris.hegarty at oracle.com]

Changeset: dafb2cc6ba32
Author:    ysuenaga
Date:      2018-06-14 16:56 +0900
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/dafb2cc6ba32

8204531: Remove unused chars following '\0'
Reviewed-by: dholmes, stuefe

! src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/runtime/PerfDataEntry.java
! src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/utilities/CStringUtilities.java