remove all support for drawText

Bug: skia:2664
Change-Id: Iee5fee505b5be50b22ddcbdb17abf7e66b7b4d6f
Reviewed-on: https://skia-review.googlesource.com/c/185001
Commit-Queue: Mike Reed <reed@google.com>
Auto-Submit: Mike Reed <reed@google.com>
Reviewed-by: Mike Reed <reed@google.com>
2 files changed