Plane: remove pointless wrappers around RC_Channels functions

ArduPlane/ArduPlane.cpp

@@ -90,7 +90,7 @@ const AP_Scheduler::Task Plane::scheduler_tasks[] = {
 #endif
     SCHED_TASK_CLASS(AP_InertialSensor, &plane.ins, periodic, 50, 50),
     SCHED_TASK(avoidance_adsb_update,  10,    100),
-    SCHED_TASK(read_aux_all,           10,    200),
+    SCHED_TASK_CLASS(RC_Channels,       (RC_Channels*)&plane.g2.rc_channels, read_aux_all,           10,    200),
     SCHED_TASK_CLASS(AP_Button, &plane.g2.button, update, 5, 100),
 #if STATS_ENABLED == ENABLED
     SCHED_TASK_CLASS(AP_Stats, &plane.g2.stats, update, 1, 100),
@@ -134,11 +134,6 @@ void Plane::update_soft_armed()
     DataFlash.set_vehicle_armed(hal.util->get_soft_armed());
 }
 
-void Plane::read_aux_all()
-{
-    plane.g2.rc_channels.read_aux_all();
-}
-
 // update AHRS system
 void Plane::ahrs_update()
 {

ArduPlane/Plane.h

@@ -1060,8 +1060,6 @@ private:
     void update_soaring();
 #endif
 
-    void read_aux_all();
-
     bool reversed_throttle;
     bool have_reverse_throttle_rc_option;
     bool allow_reverse_thrust(void) const;