Driver bug workaround: disallow_large_instanced_draw

Bug: chromium: 829614
Change-Id: I3c64cd360674f08b4ca3c4a2d0ef946e40a5c60a
Reviewed-on: https://skia-review.googlesource.com/126751
Commit-Queue: Adrienne Walker <enne@chromium.org>
Reviewed-by: Chris Dalton <csmartdalton@google.com>
3 files changed