Pass length of ogg file to TimedMediaTransformOutput

This way the player can load without opening the
audio file to determin duration and will load faster.

(Depends on change I227b5b1b7 in TimedMediaHandler)

Bug: 47533
Change-Id: I34d583c6b803e8db5eabceb07552a391eec2519c
Merge "Pass length of ogg file to TimedMediaTransformOutput"