Changed ServiceInfo.Locale to a List

EMBMS advertises all the locals a service supports.  For streaming
it's up to the dash client API to select the audio stream.  The
meaning is less clear for download content and perhaps they general
only list a single locale.

Test: builds
Change-Id: I78983c34cc48f0c3068b7bbcc09c009d97a9477f
2 files changed