remove unused Draw*Text records

Change-Id: I33852b4110fcba93b03725b9aa67787220201880
Reviewed-on: https://skia-review.googlesource.com/c/175761
Reviewed-by: Mike Klein <mtklein@google.com>
Commit-Queue: Mike Klein <mtklein@google.com>
Auto-Submit: Mike Klein <mtklein@google.com>
2 files changed