This change removes:
* DeriveKeyFromPasswordUsingPbkdf2
* ImportKey
* HMAC-SHA1 key support generically
* Test coverage for the above
There are two remaining clients of random AES key generation to remove,
then SymmetricKey itself will go away. :)
Bug: 370724578
Change-Id: I802ab5301c8038de7b3f8cd18aedcbb6d19ec044
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6289025
Commit-Queue: Elly FJ <ellyjones@chromium.org>
Reviewed-by: David Benjamin <davidben@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1424114}
5c6f0d42d4