SITL: ADSB: pass home location not string

libraries/SITL/SIM_ADSB.cpp

@@ -28,13 +28,6 @@ namespace SITL {
 
 SITL *_sitl;
 
-ADSB::ADSB(const struct sitl_fdm &_fdm, const char *_home_str)
-{
-    float yaw_degrees;
-    HALSITL::SITL_State::parse_home(_home_str, home, yaw_degrees);
-}
-
-
 /*
   update a simulated vehicle
  */

libraries/SITL/SIM_ADSB.h

@@ -42,14 +42,14 @@ private:
         
 class ADSB {
 public:
-    ADSB(const struct sitl_fdm &_fdm, const char *home_str);
+    ADSB(const struct sitl_fdm &_fdm, const Location& _home) : home(_home) {};
     void update(void);
 
 private:
     const char *target_address = "127.0.0.1";
     const uint16_t target_port = 5762;
 
-    Location home;
+    const Location& home;
     uint8_t num_vehicles = 0;
     static const uint8_t num_vehicles_MAX = 200;
     ADSB_Vehicle vehicles[num_vehicles_MAX];