Remove FontScalerTest sample.

This sample has had a gm counterpart for a long time now, and is also full
of dead code. It isn't adding anything to our understanding of Skia, so
remove it.

Change-Id: I6f3b0ff454b603815d66480ec11c8426717578be
Reviewed-on: https://skia-review.googlesource.com/c/173764
Commit-Queue: Ben Wagner <bungeman@google.com>
Commit-Queue: Mike Klein <mtklein@google.com>
Reviewed-by: Mike Klein <mtklein@google.com>
Auto-Submit: Ben Wagner <bungeman@google.com>
2 files changed