code: void onInternalRotationSensor(long timeStamp, float w, float x, float y,
              float z, float gyroX, float gyroY, float gyroZ) {
          mListener.onRotationSensor(timeStamp, w, x, y, z, gyroX, gyroY, gyroZ);
      }
docs: Implementation detail. Handles data from device's internal rotation
  sensor. See
  {@link MonoscopicRotationSensorListener#onRotationSensor(long, float, float, float, float, float, float, float)
  MonoscopicRotationSensorListener.onRotationSensor()}.