am a8f61328: am 359f90ce: Merge "The presence of the kKeyAACProfile is...
am a8f61328: am 359f90ce: Merge "The presence of the kKeyAACProfile is optional, we should not mandate its presence in AACWriter." into jb-dev
* commit 'a8f61328':
The presence of the kKeyAACProfile is optional, we should not mandate its presence in AACWriter.