tree 7f972da811bde6b08797830c1c4aa3dbf2602139
parent 0e7baa57f8d07c382e66085d5e14646a2a2526aa
author elburrito <elburrito@google.com> 1688661533 -0700
committer Copybara-Service <copybara-worker@google.com> 1688661601 -0700

Replace std::function with quiche::SingleUseCallback (alias of absl::AnyInvocable) in BlindSignAuth. Also fix a lifetime issue from passing a reference to `AnonymousTokensRsaBssaClient*` between callbacks by passing the `unique_ptr`.

Tested in Chromium `net_unittests` and all tests pass.

PiperOrigin-RevId: 546013661