Merge "Tuner JNI: split dvr to DvrRecord & DvrPlayback" into rvc-dev am: fb60f4e159 am: 3d9791f1a9 am: 3cd11b8644 am: 9920e0fcc1

Change-Id: I4ecbcee723998eb88ffd1e84043a3b7656cec8e7