Allow SkMakeSpan to correctly handle the distinction between
const and non-const for container classes such as std::vector
and std::array.

Change-Id: I6ad49de7f2f2c379ba6c964115806d058c72cd7e
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/233296
Reviewed-by: Ben Wagner <bungeman@google.com>
Commit-Queue: Herb Derby <herb@google.com>
2 files changed