[iOS] Switching to Browser instead of ChromeBrowserState

Replacing ChromeBrowserState by Browser in sync passphrase views.
This is related to: crrev.com/c/2288553

Bug: 1098188
Change-Id: I6d58d792a6a1a10f48ae5a697a8af3e06e00fc45
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2288552
Reviewed-by: Nohemi Fernandez <fernandex@chromium.org>
Commit-Queue: Jérôme Lebel <jlebel@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#786745}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 6c505adec7e6d1ba460f58bfce6b7533dd5a6983
12 files changed