Plane: mode_qloiter: combine enter and init

ArduPlane/mode_qloiter.cpp

@@ -2,11 +2,6 @@
 #include "Plane.h"
 
 bool ModeQLoiter::_enter()
-{
-    return plane.mode_qstabilize._enter();
-}
-
-void ModeQLoiter::init()
 {
     // initialise loiter
     loiter_nav->clear_pilot_desired_acceleration();
@@ -23,6 +18,7 @@ void ModeQLoiter::init()
 
     // prevent re-init of target position
     quadplane.last_loiter_ms = AP_HAL::millis();
+    return true;
 }
 
 void ModeQLoiter::update()
@@ -43,7 +39,7 @@ void ModeQLoiter::run()
         return;
     }
     if (!quadplane.motors->armed()) {
-        plane.mode_qloiter.init();
+        plane.mode_qloiter._enter();
     }
 
     quadplane.check_attitude_relax();