Removed unused methods from |ContentPasswordManagerDriver|.

Change-Id: Ie4934e0944504674df6c0963b9004c4f4498a225
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1823866
Commit-Queue: Vadym Doroshenko <dvadym@chromium.org>
Reviewed-by: Vadym Doroshenko <dvadym@chromium.org>
Cr-Commit-Position: refs/heads/master@{#699743}
4 files changed