plevart [Sun, 24 Jun 2018 10:41:51 +0200] rev 50742
8205540: test/hotspot/jtreg/vmTestbase/nsk/jdb/trace/trace001/trace001.java fails with Debuggee did not exit after 15 <cont> commands
Summary: screen usage/initialization of TerminatingThreadLocal with a non-null check on Thread.threadLocals field
Reviewed-by: dholmes, alanb