GitLab

This change converts DateTimeChooser mojom interface client in
blink to use BrowserInterfaceBroker. Since DateTimeChooserAndroid is a
WebContentsObserver, a static helper function is used to register its
binder.

Bug: 936482,1006361
Change-Id: I3742b3c1c0ab2812308a9956ee69691b35c6848b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1863853Reviewed-by: Daniel Cheng <dcheng@chromium.org>
Reviewed-by: Keishi Hattori <keishi@chromium.org>
Reviewed-by: Ken Rockot <rockot@google.com>
Reviewed-by: Bo <boliu@chromium.org>
Commit-Queue: Oksana Zhuravlova <oksamyt@chromium.org>
Cr-Commit-Position: refs/heads/master@{#710079}