crash_collector: Collect kernel task states for chrome crashes

When handling chrome crash:
call debugd to write kernel task states into syslog,
parse only the relevant task states out of syslog,
pack them into the log file to be uploaded.

BUG=chromium:244916
TEST=Kill chrome, see the task states in crash log, on Link, Snow and Alex.

Change-Id: Ib8aad79622886581ae5ce50c03097f01db9153a7
Reviewed-on: https://gerrit.chromium.org/gerrit/63205
Reviewed-by: Albert Chaulk <achaulk@chromium.org>
Reviewed-by: Balazs Engedy <engedy@chromium.org>
Tested-by: Yuly Novikov <ynovikov@chromium.org>
Commit-Queue: Yuly Novikov <ynovikov@chromium.org>
1 file changed
tree: b3da2b7a4d7e567b9e56d7e1897e04569a11e835
  1. crash_reporter/