DO NOT MERGE: Revert "DO NOT MERGE: Revert "Media: Add MediaRouterManager to control media route of other apps""

This reverts commit dd3f305bb3111eb91583ced44f5f10d76e409878.

Reason for revert: wrong branch

Change-Id: Ic9b6d17af8e967ec73a9dac141c60e02195a8d19
20 files changed