[Autofill] Added LocalCardMigrationStrikeDB

Intruduced LocalCardMigrationStrikeDatabase and added an AddStrikes
and RemoveStrikes functions, which allows multiple strikes to be added
at once.

Bug: 920385
Change-Id: Ifbfad49c9d67570098b0e71d7a3fda1800563413
Reviewed-on: https://chromium-review.googlesource.com/c/1422701
Reviewed-by: Sebastien Seguin-Gagnon <sebsg@chromium.org>
Reviewed-by: Jared Saul <jsaul@google.com>
Commit-Queue: Anne Lim <annelim@google.com>
Cr-Commit-Position: refs/heads/master@{#625369}
12 files changed