Suppress erronous TSAN errors in new EDK.
This also addresses a harmless read of uninitialized 2-bytes to quiet the Valgrind error. Also it adds a lock around the usage of initialized_ in RawChannel, even though it's not needed since it's just an optimization to avoid thread hops.
BUG=561803,571735
TBR=glider, thakis
Review URL: https://codereview.chromium.org/1549703002
Cr-Commit-Position: refs/heads/master@{#366727}
CrOS-Libchrome-Original-Commit: 9269e9ad8cb31a90e0ecfa0b24a597776d962d5d
2 files changed