GitLab

This reverts commit 4a58461b.

Reason for revert: broke compilation on iOS
https://logs.chromium.org/logs/chromium/buildbucket/cr-buildbucket.appspot.com/8891643701272051152/+/steps/compile/0/stdout

Original change's description:
> [iOS][multiball] Move AppURLLoadingServiceDelegate to Scene.
> 
> Moves AppURLLoadingServiceDelegate from Main to Scene Controller.
> * adds SceneControllerGuts temporary interface to expose scene-level
> internals to MainController while the code is moved.
> 
> Bug: None
> Change-Id: I0c7dbe077a94ff5b9c598c401c9c7340cc8f969c
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1983226
> Commit-Queue: Stepan Khapugin <stkhapugin@chromium.org>
> Reviewed-by: Mark Cogan <marq@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#730151}

TBR=marq@chromium.org,stkhapugin@chromium.org

Change-Id: I65d0afac9c2296574c324784960b36ecb1802b43
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: None
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1995171Reviewed-by: Vasilii Sukhanov <vasilii@chromium.org>
Commit-Queue: Vasilii Sukhanov <vasilii@chromium.org>
Cr-Commit-Position: refs/heads/master@{#730160}