GitLab

Desktop/Android clears the URL from the omnibox for lookalike
interstitials to avoid showing a confusing punycode URL, so this
CL updates the iOS behavior to match.

Screenshots:
Before - https://drive.google.com/file/d/17wb35L2MsB8Kh4CGb_tvY370KGuXd_Xa/view?usp=sharing
After - https://drive.google.com/file/d/1NDXYXPse94sriH4pseR9g1ir114tOPJD/view?usp=sharing

Change-Id: I8962711b331e7d267f38576072868439500f45c4
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2351968Reviewed-by: Robbie Gibson <rkgibson@google.com>
Reviewed-by: Eugene But <eugenebut@chromium.org>
Reviewed-by: Ali Juma <ajuma@chromium.org>
Commit-Queue: Livvie Lin <livvielin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#801222}