Reland "Use GL_QCOM_TILED_RENDERING to explicitly discard stencil"

This is a reland of 7e6d3b00ad0f154e970b96d0cfde9be58673d54a

Original change's description:
> Use GL_QCOM_TILED_RENDERING to explicitly discard stencil
> 
> Bug: skia:
> Change-Id: I7a6234f6a9955dbda83ab2d8fc6930fe680e102b
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/245529
> Commit-Queue: Chris Dalton <csmartdalton@google.com>
> Reviewed-by: Brian Salomon <bsalomon@google.com>

Bug: skia:
Change-Id: Ifb2ac1a595be0ca55d75d53d85bf76f7d98e1c15
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/246282
Commit-Queue: Chris Dalton <csmartdalton@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>
8 files changed