GitLab

This CL cleans up old Mojo types for
mojom::RenderFrameMetadataObserverClient with replacing
Binding with Receiver.

Bug: 955171
Change-Id: I6f904387e375eac06cb1834297f647b5ef122717
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1880229Reviewed-by: Kentaro Hara <haraken@chromium.org>
Reviewed-by: Oksana Zhuravlova <oksamyt@chromium.org>
Commit-Queue: Julie Kim <jkim@igalia.com>
Cr-Commit-Position: refs/heads/master@{#709720}