Remove per-format glCheckframebufferStatus checks.

A long time ago we were more aggressive about attempting to make
renderable surfaces that were not required color-renderable than
currently.

Doing this check seems to be tickling a driver bug on some Mali
drivers, discovered while working on
https://skia-review.googlesource.com/c/skia/+/236676/7

Change-Id: I89d5d84ea2d63230b89dff65c7a93789327bbe09
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/240283
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
2 files changed