Cherry-pick 'rm ok' to skqp/dev.

Seems that depends
on this CL. Original description below.


rm ok

I'm not really using it much anymore.
Time to dedup and fold its ideas into DM.

No-Tree-Checks: true
No-Try: true
No-Presubmit: true
Change-Id: I40a238c9083460e1b7aee459757f867dfd3d79af
Reviewed-By: Mike Klein <>
Commit-Queue: Mike Klein <>
Bug: skia:
Reviewed-by: Mike Klein <>
Commit-Queue: Ben Wagner <>
8 files changed