DO NOT MERGE codecs: handle onReset() for a few encoders am: dd447c354e am: afaa438503 am: daaabdcaac  -s ours am: da9246fa5e  -s ours am: 1760d73fbc am: 55d8132edd  -s ours am: 292dc7e025 am: 1dfa590543 am: dbeeaf29d0
am: 3b57c387ed  -s ours

Change-Id: I1fa21c62180e7078289c291a58177cfb6adf6b00