hg: jdk/sandbox: 8192978: Missing checks and small fixes in jdwp library

[chris.hegarty at oracle.com]

Changeset: 8db54e2c453b
Author:    clanger
Date:      2017-12-11 08:20 +0100
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/8db54e2c453b

8192978: Missing checks and small fixes in jdwp library
Reviewed-by: cjplummer, sspitsyn

! src/jdk.jdwp.agent/share/native/libjdwp/VirtualMachineImpl.c
! src/jdk.jdwp.agent/share/native/libjdwp/error_messages.c
! src/jdk.jdwp.agent/share/native/libjdwp/error_messages.h
! src/jdk.jdwp.agent/share/native/libjdwp/eventHandler.c
! src/jdk.jdwp.agent/share/native/libjdwp/invoker.c
! src/jdk.jdwp.agent/share/native/libjdwp/log_messages.c