1. DomName('DeviceMotionEvent.initDeviceMotionEvent')
  2. DocsEditable()
  3. Experimental()
void initDeviceMotionEvent(String type, bool bubbles, bool cancelable, DeviceAcceleration acceleration, DeviceAcceleration accelerationIncludingGravity, DeviceRotationRate rotationRate, num interval)

Source 

@DomName('DeviceMotionEvent.initDeviceMotionEvent')
@DocsEditable()
@Experimental() // untriaged
void initDeviceMotionEvent(String type, bool bubbles, bool cancelable, DeviceAcceleration acceleration, DeviceAcceleration accelerationIncludingGravity, DeviceRotationRate rotationRate, num interval) => _blink.BlinkDeviceMotionEvent.instance.initDeviceMotionEvent_Callback_7_(this, type, bubbles, cancelable, acceleration, accelerationIncludingGravity, rotationRate, interval);