Small mistake in the sample
Small mistake in the sample

Change-Id: I59b81c3b82e67834be187d72195d042189b94b2c
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/577077
Reviewed-by: Kevin Lubick <7cdab2cfab351f23814786ba39716e90eed69047@google.com>
Commit-Queue: Julia Lavrova <66a91ddff0a66e6df510780220f7ed6687af5ca5@google.com>

google/skia,google/skia,google/skia,google/skia,google/skia,google/skia,google/skia,google/skia,google/skia,google/skia