Update GrVkImageView to handle failure of VkImageView creation.

Also deleted GrVkBufferView which isn't used anywhere.

Bug: skia:9603
Change-Id: Ia5a2cefe06a1e27a7d126990ea20a9d663d89c0c
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/255308
Reviewed-by: Jim Van Verth <jvanverth@google.com>
Commit-Queue: Greg Daniel <egdaniel@google.com>
6 files changed