The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/0f6428bac3035b5b9e69da4c8de7defaf02f7267

commit 0f6428bac3035b5b9e69da4c8de7defaf02f7267
Author: Piotr Swigon <piotrs@chromium.org>
Date: Fri Oct 13 04:18:45 2017

[WebApps] Do not reparent from WebappActivity.

This patch changes reparenting to regular link opening. This change is
motivated by the CCT toolbar clearing its color and moving text around
on tab reparenting.

Bug: 774326
Change-Id: I030f5a497090c24e54c0fd33ed5f9f02bec00e54
Reviewed-on: https://chromium-review.googlesource.com/716439
Reviewed-by: Dominick Ng <dominickn@chromium.org>
Commit-Queue: Piotr Swigon <piotrs@chromium.org>
Cr-Commit-Position: refs/heads/master@{#508584}
[modify] https://crrev.com/0f6428bac3035b5b9e69da4c8de7defaf02f7267/chrome/android/java/src/org/chromium/chrome/browser/webapps/WebappActivity.java
[modify] https://crrev.com/0f6428bac3035b5b9e69da4c8de7defaf02f7267/chrome/android/javatests/src/org/chromium/chrome/browser/webapps/WebappNavigationTest.java

Requesting a merge of crrev.com/c/716439 into m63. This patch unblocks the launch of Minimal-UI (Launch tracked in crbug/763638), as it fixes subtle UI transition issues pointed out be the UI Review.

It has landed in Canary and has been tested by me, I confirm it fixes the problem and introduces no additional issues.

Your change meets the bar and is auto-approved for M63. Please go ahead and merge the CL to branch 3239 manually. Please contact milestone owner if you have questions.
Owners: cmasso@(Android), cmasso@(iOS), gkihumba@(ChromeOS), govind@(Desktop)

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/3902eb0e85023940fa3da0d2f69f5472ee690eb4

commit 3902eb0e85023940fa3da0d2f69f5472ee690eb4
Author: Piotr Swigon <piotrs@chromium.org>
Date: Wed Oct 18 04:28:17 2017

[WebApps] Do not reparent from WebappActivity.

This patch changes reparenting to regular link opening. This change is
motivated by the CCT toolbar clearing its color and moving text around
on tab reparenting.

Bug: 774326
Change-Id: I030f5a497090c24e54c0fd33ed5f9f02bec00e54
Reviewed-on: https://chromium-review.googlesource.com/716439
Reviewed-by: Dominick Ng <dominickn@chromium.org>
Commit-Queue: Piotr Swigon <piotrs@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#508584}(cherry picked from commit 0f6428bac3035b5b9e69da4c8de7defaf02f7267)
Reviewed-on: https://chromium-review.googlesource.com/724761
Reviewed-by: Piotr Swigon <piotrs@chromium.org>
Cr-Commit-Position: refs/branch-heads/3239@{#45}
Cr-Branched-From: adb61db19020ed8ecee5e91b1a0ea4c924ae2988-refs/heads/master@{#508578}
[modify] https://crrev.com/3902eb0e85023940fa3da0d2f69f5472ee690eb4/chrome/android/java/src/org/chromium/chrome/browser/webapps/WebappActivity.java
[modify] https://crrev.com/3902eb0e85023940fa3da0d2f69f5472ee690eb4/chrome/android/javatests/src/org/chromium/chrome/browser/webapps/WebappNavigationTest.java

Unassigning myself as I won't be able to work on this. Assigning to the correct component.