This reverts commit d710fee3.

Reason for revert: pointcoord test still failing on Pixel 2 bot

Original change's description:
> Expect pass on pointcoord test on Pixel 2
> 
> Just ran this locally and it passed so re-enabling.
> 
> Bug: angleproject:2727
> Change-Id: I10368664dc68f360474dda8534e1fd28875ff4e8
> Reviewed-on: https://chromium-review.googlesource.com/1183528
> Reviewed-by: Jamie Madill <jmadill@chromium.org>
> Commit-Queue: Tobin Ehlis <tobine@google.com>

TBR=ynovikov@chromium.org,jmadill@chromium.org,tobine@google.com

Change-Id: If7a3e5dfb12c7b392ae91c477ad9fd9169912f90
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: angleproject:2727
Reviewed-on: https://chromium-review.googlesource.com/1183503Reviewed-by: Tobin Ehlis <tobine@google.com>
Reviewed-by: Yuly Novikov <ynovikov@chromium.org>
Commit-Queue: Yuly Novikov <ynovikov@chromium.org>