This reverts commit 7685a79e.

Reason for revert: Causing TSAN failures, see issue.

Bug: chromium:1091723

Original change's description:
> Add trace event to angle Program compilation API
> 
> Bug: chromium:1064662
> Change-Id: I2ee48718ff3946ab9307ba27177a02858bf436b0
> Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2230789
> Commit-Queue: Etienne Bergeron <etienneb@chromium.org>
> Reviewed-by: Jamie Madill <jmadill@chromium.org>

TBR=etienneb@chromium.org,jmadill@chromium.org

Change-Id: I92148677ac53c1ff7a9bc880e0a0834a03fc92ea
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: chromium:1064662
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2231870Reviewed-by: Jamie Madill <jmadill@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>