Move wk_security_origin_util.* into //ios/web/web_view:util

This CL moves //ios/web/web_state/ui/wk_security_origin_util.* into
//ios/web/web_view:util, so that they can be shared with
//ios/web/js_messaging for further refactor.

Bug: 956516
Change-Id: Ie507f63e5fe6655e7fba9224c7abad0a40f990df
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1674093
Commit-Queue: Yi Su <mrsuyi@chromium.org>
Reviewed-by: Eugene But <eugenebut@chromium.org>
Cr-Commit-Position: refs/heads/master@{#672002}
8 files changed