The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/65feca2a13cfb5f02f93169ae7f99cc36f7a17cc

commit 65feca2a13cfb5f02f93169ae7f99cc36f7a17cc
Author: Gang Wu <gangwu@chromium.org>
Date: Sat Nov 18 00:37:25 2017

[Sync] change BridgeTask from Callback to OnceCallback.

change ModelTypeController::BridgeTask from Callback to OnceCallback.

Bug:  786478 
Change-Id: I5d559aafefa3917b5cde5e06f398078989b3bc10
Reviewed-on: https://chromium-review.googlesource.com/777386
Commit-Queue: Gang Wu <gangwu@chromium.org>
Reviewed-by: Sky Malice <skym@chromium.org>
Cr-Commit-Position: refs/heads/master@{#517633}
[modify] https://crrev.com/65feca2a13cfb5f02f93169ae7f99cc36f7a17cc/components/history/core/browser/typed_url_model_type_controller.cc
[modify] https://crrev.com/65feca2a13cfb5f02f93169ae7f99cc36f7a17cc/components/history/core/browser/typed_url_model_type_controller.h
[modify] https://crrev.com/65feca2a13cfb5f02f93169ae7f99cc36f7a17cc/components/sync/driver/model_type_controller.cc
[modify] https://crrev.com/65feca2a13cfb5f02f93169ae7f99cc36f7a17cc/components/sync/driver/model_type_controller.h