Merge "framework: Implement BluetoothCodecType to extend SourceCodecType" into main

android/app/aidl/android/bluetooth/IBluetoothA2dp.aidl

android/app/jni/com_android_bluetooth_a2dp.cpp

...p/src/com/android/bluetooth/a2dp/A2dpNativeInterface.java

android/app/src/com/android/bluetooth/a2dp/A2dpService.java

framework/api/current.txt

framework/api/system-current.txt

framework/java/android/bluetooth/BluetoothA2dp.java

framework/java/android/bluetooth/BluetoothCodecConfig.java

framework/java/android/bluetooth/BluetoothCodecType.java