Temporarily disable deferred texture proxies

Bug: 769760
Change-Id: Id4197a73737f3a8df9159d9eb081be094df1f731
Reviewed-on: https://skia-review.googlesource.com/54004
Commit-Queue: Robert Phillips <robertphillips@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>
3 files changed