docs: Updates to multi-window and related docs. am: 4d93a21980
am: 8263d6c0a3

* commit '8263d6c0a35a5467764ed12d6586ab176fdc15ff':
  docs: Updates to multi-window and related docs.

Change-Id: Ia571cf3a38f1cd621bba6bc35d9b2b836361d7b5