The Android Shield TV confing was not properly initializing on ES1/Vulkan.
Also Ozone configs were failing to initialize ES 3.0 contexts.

Bug: angleproject:2286
Bug: chromium:928583
Change-Id: I7e54cdd1bf29791dffee3c70f7ebd3a1283eb5c4
Reviewed-on: https://chromium-review.googlesource.com/c/1453480Reviewed-by: Jamie Madill <jmadill@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>