hg: jdk/sandbox: 8243154: Fix deprecation warnings in failure handler

[chris.hegarty at oracle.com]

Changeset: 13e5c1150988
Author:    ihse
Date:      2020-04-20 13:37 +0200
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/13e5c1150988

8243154: Fix deprecation warnings in failure handler
Reviewed-by: dholmes

! make/test/BuildFailureHandler.gmk
! test/failure_handler/src/share/classes/jdk/test/failurehandler/jtreg/GatherProcessInfoTimeoutHandler.java
! test/failure_handler/src/share/classes/jdk/test/failurehandler/value/ValueHandler.java