Update tooling code to store surface flags instead of "useDIText"

Change-Id: I4556a6222f358c4a853318703a406caea65d0fd5
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/385736
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Chris Dalton <csmartdalton@google.com>
7 files changed