Rover: move setting of GPS SYS_STATUS bits up to base class

APMrover2/GCS_Rover.cpp

@@ -23,11 +23,6 @@ bool GCS_Rover::supersimple_input_active() const
 void GCS_Rover::update_vehicle_sensor_status_flags(void)
 {
     // first what sensors/controllers we have
-    const AP_GPS &gps = AP::gps();
-    if (gps.status() > AP_GPS::NO_GPS) {
-        control_sensors_present |= MAV_SYS_STATUS_SENSOR_GPS;
-        control_sensors_enabled |= MAV_SYS_STATUS_SENSOR_GPS;
-    }
     const AP_VisualOdom *visual_odom = AP::visualodom();
     if (visual_odom && visual_odom->enabled()) {
         control_sensors_present |= MAV_SYS_STATUS_SENSOR_VISION_POSITION;
@@ -58,9 +53,6 @@ void GCS_Rover::update_vehicle_sensor_status_flags(void)
         control_sensors_health |= MAV_SYS_STATUS_SENSOR_XY_POSITION_CONTROL; // X/Y position control
     }
 
-    if (gps.is_healthy()) {
-        control_sensors_health |= MAV_SYS_STATUS_SENSOR_GPS;
-    }
     if (visual_odom && visual_odom->enabled() && visual_odom->healthy()) {
         control_sensors_health |= MAV_SYS_STATUS_SENSOR_VISION_POSITION;
     }