hg: jmc/jmc: JMC-6544: Allow FlightRecordingSupportRule to run even with an unknown Java version

[hdafgard at gmail.com]

Changeset: bc0ae8ff490d
Author:    hdafgard <hdafgard at gmail.com>
Date:      2019-08-08 19:01 +0200
URL:       https://hg.openjdk.java.net/jmc/jmc/rev/bc0ae8ff490d

JMC-6544: Allow FlightRecordingSupportRule to run even with an unknown Java version
Summary: Fix bugs where FlightRecordingSupportRule and CodeCachePage cause NPEs when run on recordings made with certain unknown JVMs
Reviewed-by: hdafgard
Contributed-by: Florian David <florian.david at datadoghq.com>

! application/org.openjdk.jmc.flightrecorder.ui/src/main/java/org/openjdk/jmc/flightrecorder/ui/pages/CodeCachePage.java
! core/org.openjdk.jmc.flightrecorder.rules.jdk/src/main/java/org/openjdk/jmc/flightrecorder/rules/jdk/general/FlightRecordingSupportRule.java