navx: AHRS: Ensure SendableBase.__init__ is called

Author: auscompgeek

robotpy_ext/common_drivers/navx/ahrs.py

@@ -103,7 +103,9 @@ def __init__(self, io, update_rate_hz=None):
 
         if update_rate_hz is None:
             update_rate_hz = self.NAVX_DEFAULT_UPDATE_RATE_HZ
-        
+
+        super().__init__(addLiveWindow=False)
+
         # Internal variables
 
         self.yaw = 0
@@ -168,8 +170,6 @@ def __init__(self, io, update_rate_hz=None):
 
         self.pidSource = self.PIDSourceType.kDisplacement
 
-        self.mutex = threading.RLock()
-        
         self.integrator = InertialDataIntegrator()
         self.yaw_offset_tracker = OffsetTracker(self.YAW_HISTORY_LENGTH)
         self.yaw_angle_tracker = ContinuousAngleTracker()