The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/27b5e11f71843285ccca9f6d56dc19a358780af7

commit 27b5e11f71843285ccca9f6d56dc19a358780af7
Author: Gauthier Ambard <gambard@chromium.org>
Date: Wed Jan 24 10:36:10 2018

Add navigation history popup to adaptive toolbar

This CL adds triggers for the navigation history popup displayed when
the user long presses on the back/forward buttons.

Bug:  803373 , 802034 
Cq-Include-Trybots: master.tryserver.chromium.mac:ios-simulator-cronet;master.tryserver.chromium.mac:ios-simulator-full-configs
Change-Id: Ie9b6f8ca7b1193fc27d52b2c91bcfabb6fb51af0
Reviewed-on: https://chromium-review.googlesource.com/878369
Reviewed-by: Stepan Khapugin <stkhapugin@chromium.org>
Commit-Queue: Gauthier Ambard <gambard@chromium.org>
Cr-Commit-Position: refs/heads/master@{#531495}
[modify] https://crrev.com/27b5e11f71843285ccca9f6d56dc19a358780af7/ios/chrome/browser/ui/toolbar/adaptive/BUILD.gn
[modify] https://crrev.com/27b5e11f71843285ccca9f6d56dc19a358780af7/ios/chrome/browser/ui/toolbar/adaptive/adaptive_toolbar_view.h
[modify] https://crrev.com/27b5e11f71843285ccca9f6d56dc19a358780af7/ios/chrome/browser/ui/toolbar/adaptive/primary_toolbar_coordinator.mm
[modify] https://crrev.com/27b5e11f71843285ccca9f6d56dc19a358780af7/ios/chrome/browser/ui/toolbar/adaptive/primary_toolbar_view.h
[modify] https://crrev.com/27b5e11f71843285ccca9f6d56dc19a358780af7/ios/chrome/browser/ui/toolbar/adaptive/primary_toolbar_view.mm
[modify] https://crrev.com/27b5e11f71843285ccca9f6d56dc19a358780af7/ios/chrome/browser/ui/toolbar/adaptive/primary_toolbar_view_controller.h
[modify] https://crrev.com/27b5e11f71843285ccca9f6d56dc19a358780af7/ios/chrome/browser/ui/toolbar/adaptive/primary_toolbar_view_controller.mm
[modify] https://crrev.com/27b5e11f71843285ccca9f6d56dc19a358780af7/ios/chrome/browser/ui/toolbar/adaptive/secondary_toolbar_view.h
[modify] https://crrev.com/27b5e11f71843285ccca9f6d56dc19a358780af7/ios/chrome/browser/ui/toolbar/adaptive/secondary_toolbar_view.mm
[modify] https://crrev.com/27b5e11f71843285ccca9f6d56dc19a358780af7/ios/chrome/browser/ui/toolbar/adaptive/secondary_toolbar_view_controller.mm
[modify] https://crrev.com/27b5e11f71843285ccca9f6d56dc19a358780af7/ios/chrome/browser/ui/toolbar/clean/toolbar_button.mm
[modify] https://crrev.com/27b5e11f71843285ccca9f6d56dc19a358780af7/ios/chrome/browser/ui/toolbar/clean/toolbar_constants.h
[modify] https://crrev.com/27b5e11f71843285ccca9f6d56dc19a358780af7/ios/chrome/browser/ui/toolbar/clean/toolbar_constants.mm