Merge "Fix long characteristic write concurrency bug."

    void readCharacteristic(in int clientIf, in String address, in int handle, in int authReq);

    void readUsingCharacteristicUuid(in int clientIf, in String address, in ParcelUuid uuid,

                           in int startHandle, in int endHandle, in int authReq);

    void writeCharacteristic(in int clientIf, in String address, in int handle,

    int writeCharacteristic(in int clientIf, in String address, in int handle,

                            in int writeType, in int authReq, in byte[] value);

    void readDescriptor(in int clientIf, in String address, in int handle, in int authReq);

    void writeDescriptor(in int clientIf, in String address, in int handle,