Debugger: Give more thread details in LLDB interface

Change-Id: I352e78c352066ddd05e96199fd8ead088e3e9f58
Reviewed-by: hjk <hjk121@nokiamail.com>
Debugger: Remove unneeded code

Change-Id: I492e78c352066ddd05e96199fd8ead088e3e9f58
Reviewed-by: hjk <hjk121@nokiamail.com>