This CL adds a way for web developers to make NFC tags permanently
read-only with Web NFC. It does so with a new `makeReadOnly()` method
on NDEFReader. Its behaviour is similar to the `write()` method.

Intent to prototype: https://groups.google.com/a/chromium.org/g/blink-dev/c/iyljeGnIct8

Binary-Size: Uses Mojo in Java (crbug.com/1062647)
Demo: https://make-read-only.glitch.me/
Spec: https://github.com/w3c/web-nfc/pull/632
Change-Id: I2a9841d969cced22aea469e2eb0e065381706184
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3302801


Reviewed-by: Reilly Grant <reillyg@chromium.org>
Reviewed-by: Kinuko Yasuda <kinuko@chromium.org>
Commit-Queue: Fr <beaufort.francois@gmail.com>
Cr-Commit-Position: refs/heads/main@{#951550}