[s13n] Remove unused headers from profile_chooser_view.cc

This Cl removes unused headers, account_tracker_service_factory.h
and account_tracker_service.h.

Bug: 922783
Change-Id: Ibfc8379b0aa4d8ed2e49bf00bcaa9651121b051f
Reviewed-on: https://chromium-review.googlesource.com/c/1428507
Reviewed-by: Thomas Tangl <tangltom@chromium.org>
Commit-Queue: Julie Jeongeun Kim <jkim@igalia.com>
Cr-Commit-Position: refs/heads/master@{#625173}
1 file changed