Don't use geometry shaders on older Adreno chips

These appear to be implemented in software. The CCPR vertex impl is
significantly faster.

Bug: skia:8104
Change-Id: I711b2f805361303a10a6ffcb9c4d68e1c8fca249
Reviewed-on: https://skia-review.googlesource.com/138407
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Chris Dalton <csmartdalton@google.com>
3 files changed