Fix WrappedProxyTest for sample count change

Bug: skia:
Change-Id: I3c131cf253512f7e91558792ecb6c6a6ce0a8e9c
Reviewed-on: https://skia-review.googlesource.com/24865
Reviewed-by: Greg Daniel <egdaniel@google.com>
Reviewed-by: Cary Clark <caryclark@google.com>
Commit-Queue: Greg Daniel <egdaniel@google.com>
1 file changed