GTTF: instantiate ThreadChecker early in the test launcher
This makes sure it's also available during destructions.
While the immediate problem happened only with ParallelTestLauncher,
I'm proactively fixing similar pattern in other places.
BUG=236893
R=sky@chromium.org
Review URL: https://codereview.chromium.org/24398002
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@224838 0039d316-1c4b-4281-b951-d872f2087c98
CrOS-Libchrome-Original-Commit: 5f6083a363fd2c89762024cbab090ff05c31c193
3 files changed