dawn texture view descriptor mipLevelCount must be larger than 0

Bug: dawn:1026
Change-Id: I9404d0886c386941b84d276b7a6536b699d75ceb
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/450036
Commit-Queue: Brian Salomon <bsalomon@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
1 file changed