Move js password manager into component folder, so that it can be shared by ios web view.

Bug: 865114
Cq-Include-Trybots: luci.chromium.try:ios-simulator-full-configs;master.tryserver.chromium.mac:ios-simulator-cronet
Change-Id: Iaf96f48918f1a8556e3f7de94cc2f2470034245e
Reviewed-on: https://chromium-review.googlesource.com/1149663
Reviewed-by: John Wu <jzw@chromium.org>
Reviewed-by: Mark Cogan <marq@chromium.org>
Reviewed-by: Hiroshi Ichikawa <ichikawa@chromium.org>
Reviewed-by: Vasilii Sukhanov <vasilii@chromium.org>
Commit-Queue: Scott Wu <scottwu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#578165}
9 files changed