GitLab

Move logic from MediaRouterDialogControllerImplBase to
MediaRouterDialogControllerViews, and delete the former class.

Bug: 900246
Change-Id: I5216a4f7bbbbda9ea19fbed1d7dcbbd8aa32727c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1691745
Commit-Queue: Takumi Fujimoto <takumif@chromium.org>
Reviewed-by: mark a. foltz <mfoltz@chromium.org>
Cr-Commit-Position: refs/heads/master@{#676192}