Fix text on CanvasKit

Updates example to use text (and be more mobile friendly).

Also make the compile step a bit nicer and remove SKOTTIE_HACK.

Docs-Preview: https://skia.org/?cl=158664
Bug: skia:
Change-Id: I4c465482058ad7d359729a492e29205c07f3933e
Reviewed-on: https://skia-review.googlesource.com/c/158664
Reviewed-by: Kevin Lubick <kjlubick@google.com>
Commit-Queue: Kevin Lubick <kjlubick@google.com>
5 files changed