device/fido: rename |request_parameter_| to |request_|

The request was called |request_| when getting an assertion but
|requeste_parameter_| when making a credential. Unify them.

Change-Id: I4aa523a4c4ac8b327b336bc5ba041cee51e53d43
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1531529
Commit-Queue: Adam Langley <agl@chromium.org>
Reviewed-by: Martin Kreichgauer <martinkr@google.com>
Cr-Commit-Position: refs/heads/master@{#642954}
2 files changed