fix setBoundsNoCheck example

fix setBoundsNoCheck example

R=caryclark@google.com

Docs-Preview: https://skia.org/?cl=129000
Bug: skia:6898
Change-Id: Ic7ad412089bf21fd4de93f3acbeb50c7efc30a81
Reviewed-on: https://skia-review.googlesource.com/129000
Reviewed-by: Cary Clark <caryclark@skia.org>
Commit-Queue: Cary Clark <caryclark@skia.org>
Auto-Submit: Cary Clark <caryclark@skia.org>
4 files changed