Revert "Fix AAC timestamps for multiple aac frames per input buffer"

This reverts commit e086387c805311ac87904c3c4d6d4eb08d4b4ee2.
(broke multichannel movie playback)
Bug: 17454025

Change-Id: I95b82359f87f8beca66f35c34b7e125850a44747
2 files changed