Use device-independent text for nvprmsaa4/16 in nanobench and dm

Use device-independent text for nvprmsaa4/16 in nanobench and dm

Use device-independent text rendering in nanobench and dm when
using configs nvprmsaa4 or nvprmsaa16.

This was turned on for dm in commit:
"Re-enable nvpr text rendering in DM"
https://codereview.chromium.org/1306733007

This regressed in commit:
"Add config options to run different GPU APIs to dm and nanobench"
https://codereview.chromium.org/1490113005/

BUG=skia:2992
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1553453004

Review URL: https://codereview.chromium.org/1553453004