hg: jdk/sandbox: Describe and implement exception handling policy

[erik.gahlin at oracle.com]

Changeset: 0f7562601338
Author:    egahlin
Date:      2019-09-16 15:16 +0200
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/0f7562601338

Describe and implement exception handling policy

! src/jdk.jfr/share/classes/jdk/jfr/internal/consumer/AbstractEventStream.java
! src/jdk.jfr/share/classes/jdk/jfr/internal/consumer/Dispatcher.java
! src/jdk.jfr/share/classes/jdk/jfr/internal/consumer/EventDirectoryStream.java