Removing SetBackfaceVisibility for BGPT mode

Bug: None
Change-Id: I341b9a2880f39d17b50cc86989ed954c2211ff5c
Reviewed-on: https://chromium-review.googlesource.com/c/1403522
Commit-Queue: Mason Freed <masonfreed@chromium.org>
Reviewed-by: Xianzhu Wang <wangxianzhu@chromium.org>
Reviewed-by: Philip Rogers <pdr@chromium.org>
Cr-Commit-Position: refs/heads/master@{#621716}
2 files changed