didChangeDeviceOrientation 50 Source/modules/device_orientation/DeviceOrientationController.cpp void DeviceOrientationController::didChangeDeviceOrientation(DeviceOrientationData* deviceOrientationData) didChangeDeviceOrientation 76 Source/modules/device_orientation/DeviceOrientationDispatcher.cpp void DeviceOrientationDispatcher::didChangeDeviceOrientation(const blink::WebDeviceOrientationData& motion)