hg: hsx/jdk7u/hotspot: 8022836: JVM crashes in JVMTIENVBASE::GET_CURRENT_CONTENDED_MONITOR and GET_OWNED_MONITOR

[kevin.walls at oracle.com]

Changeset: ee18e60e7e8d
Author:    sgabdura
Date:      2014-04-04 10:15 +0200
URL:       http://hg.openjdk.java.net/hsx/jdk7u/hotspot/rev/ee18e60e7e8d

8022836: JVM crashes in JVMTIENVBASE::GET_CURRENT_CONTENDED_MONITOR and GET_OWNED_MONITOR
Summary: Check that the _java_thread parameter is valid when it is possible that the JavaThread has exited after the initial checks were made in generated/jvmtifiles/jvmtiEnter.cpp: jvmti_GetCurrentContendedMonitor()
Reviewed-by: dcubed, dsamersoff

! src/share/vm/prims/jvmtiEnvBase.hpp