Remove most uses of ES3Options, in favor of #version 300

Bug: skia:11209
Change-Id: I89d97bce1934a985c1efed602680dd534702a800
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/541072
Commit-Queue: Brian Osman <brianosman@google.com>
Reviewed-by: John Stiles <johnstiles@google.com>
4 files changed