Shimi please specify a copy for this.

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/ef79968cd2c483ef29d53436b0cb9c7483676b93

commit ef79968cd2c483ef29d53436b0cb9c7483676b93
Author: Javier Ernesto Flores Robles <javierrobles@chromium.org>
Date: Mon Oct 01 12:36:13 2018

[iOS] Adds Face ID usage key

Adds iOS usage key for face ID to the plist file.

Bug:  889430 
Cq-Include-Trybots: luci.chromium.try:ios-simulator-cronet;luci.chromium.try:ios-simulator-full-configs
Change-Id: I75aaeb919f6d68c105e8a7711c5d0ca1a70aec3d
Reviewed-on: https://chromium-review.googlesource.com/1245371
Commit-Queue: Javier Ernesto Flores Robles <javierrobles@chromium.org>
Reviewed-by: Eric Noyau <noyau@chromium.org>
Cr-Commit-Position: refs/heads/master@{#595432}
[modify] https://crrev.com/ef79968cd2c483ef29d53436b0cb9c7483676b93/ios/chrome/app/resources/Info.plist
[modify] https://crrev.com/ef79968cd2c483ef29d53436b0cb9c7483676b93/ios/chrome/app/resources/chrome_localize_strings_config.plist
[modify] https://crrev.com/ef79968cd2c483ef29d53436b0cb9c7483676b93/ios/chrome/app/strings/ios_chromium_strings.grd
[modify] https://crrev.com/ef79968cd2c483ef29d53436b0cb9c7483676b93/ios/chrome/app/strings/ios_google_chrome_strings.grd
[modify] https://crrev.com/ef79968cd2c483ef29d53436b0cb9c7483676b93/ios/chrome/browser/ui/settings/reauthentication_module.mm