Tracker: unconditionally start unstarted logging

AntennaTracker/Log.cpp

@@ -88,10 +88,7 @@ void Tracker::Log_Write_Vehicle_Startup_Messages()
 void Tracker::start_logging()
 {
     if (g.log_bitmask != 0) {
-        if (!logging_started) {
-            logging_started = true;
-            DataFlash.StartUnstartedLogging();
-        }
+        DataFlash.StartUnstartedLogging();
     }
 }
 

AntennaTracker/Tracker.h

@@ -99,7 +99,6 @@ private:
 
     // has a log download started?
     bool in_log_download = false;
-    bool logging_started = false;
     DataFlash_Class DataFlash;
 
     AP_GPS gps;