JNI Zero: Make ByteArrayView work with base::span()

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Bug: None
Change-Id: I25ab65fb8883eb98ae3caff4d80979de1646e8ac
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5398999


Commit-Queue: Mohamed Heikal <mheikal@chromium.org>
Auto-Submit: Andrew Grieve <agrieve@chromium.org>
Reviewed-by: Mohamed Heikal <mheikal@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1278979}