The feature works on Pixel 3 and later, so only disable it on Pixel 2.

Bug: angleproject:5143
Change-Id: I824fc9ea71cb612fd99e23b7f37a1a3c278d92aa
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2855218Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Mohan Maiya <m.maiya@samsung.com>
Reviewed-by: Tim Van Patten <timvp@google.com>
Commit-Queue: Cody Northrop <cnorthrop@google.com>