Updates for MW and PIP API name changes. Doc changes will
get published when DP2 is released (and not before).
Also added updates based on reviewers' suggestions.
Bug: 28004022
Change-Id: Ie873be3d1d7238b387dc09f28cf5286c9f448115
Adding a new section to the N Preview PIP docs that emphasize using
a single playback activity for video. Information provided from
developer gdoc.
See CL comments for staged preview URL.
Bug: 27745102
Change-Id: Ic310c0b1882bac7256e2bad5a5cd33a7d9b849fa
Recent changes in PIP (back to PIP window can exist outside
of the app) reflected in doc updates.
Updates based on reviews.
Adding new (mocked-up but reviewed) screenshot.
Bug: 27228723
Change-Id: Ifc04d0f9def1f632b097f78f6aaddb24094e63b5
Adding developer docs for the new PIP mode for Android TV devices.
Updates added based on review suggestions.
Bug: 27228723
Change-Id: I9fec21c349e1bc2b3f04275add8fff070f5c664c
