GitLab

- Allow ioctls TCGETS and FIONREAD with sanitizers.
- Allow sched_getaffinity() with sanitizers.
- Enable all BaselinePolicy unit tests with sanitizers.

BUG=372445
R=mdempsky@chromium.org

Review URL: https://codereview.chromium.org/296703007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@271854 0039d316-1c4b-4281-b951-d872f2087c98