Concurrency visulalizer: deadlocked threads are not marked (PY-18299)
Concurrency visulalizer: deadlocked threads are not marked (PY-18299)

Use get_ident() method instead of ident field because ident returns None
(cherry picked from commit c5208a6)

Elizaveta239/PyDev.Debugger,Elizaveta239/PyDev.Debugger,fabioz/PyDev.Debugger,Elizaveta239/PyDev.Debugger,Elizaveta239/PyDev.Debugger,fabioz/PyDev.Debugger,fabioz/PyDev.Debugger,fabioz/PyDev.Debugger,fabioz/PyDev.Debugger,Elizaveta239/PyDev.Debugger