am ed7e1e83: am 47023027: am 26d9944e: am 6a300a54: Merge "stagefright aacenc: Make the bits to write in WriteBits unsigned"

* commit 'ed7e1e830165678421ee7d1b3dac044214a6e635':
  stagefright aacenc: Make the bits to write in WriteBits unsigned