Replay: fixes for AP_Scheduler change

Tools/Replay/Replay.cpp

@@ -633,23 +633,7 @@ void Replay::setup()
 }
 
 void Replay::set_ins_update_rate(uint16_t _update_rate) {
-    switch (_update_rate) {
-    case 50:
-        _vehicle.ins.init(AP_InertialSensor::RATE_50HZ);
-        break;
-    case 100:
-        _vehicle.ins.init(AP_InertialSensor::RATE_100HZ);
-        break;
-    case 200:
-        _vehicle.ins.init(AP_InertialSensor::RATE_200HZ);
-        break;
-    case 400:
-        _vehicle.ins.init(AP_InertialSensor::RATE_400HZ);
-        break;
-    default:
-        printf("Invalid update rate (%d); use 50, 100, 200 or 400\n", _update_rate);
-        exit(1);
-    }
+    _vehicle.ins.init(_update_rate);
 }
 
 void Replay::inhibit_gyro_cal() {