media_codecs: add vendor provided capabilities

Bug: 17009219
Change-Id: I039ce35804a7cdf2d25015d42c3af6cf0d09978f
ghost: Add shell property to use AwesomePlayer as default.

This overrides the default player (NuPlayer) from being picked.

Change-Id: Ib9edd47146e6debbce5e0bf8a1aac24a603544d8
ghost: Actually update source location of prebuilt APKs

Change-Id: I46f4697e1a448a0ee0da97f1d7d7cfb64807a30e