Cleanup.

src/main/java/de/dennisguse/opentracks/services/TrackRecordingService.java

@@ -99,7 +99,6 @@ public class TrackRecordingService extends Service implements TrackPointCreator.
     private final OnSharedPreferenceChangeListener sharedPreferenceChangeListener = new OnSharedPreferenceChangeListener() {
         @Override
         public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
-            Context context = TrackRecordingService.this;
             if (PreferencesUtils.isKey(R.string.stats_units_key, key)) {
                 boolean metricUnits = PreferencesUtils.isMetricUnits();
                 notificationManager.setMetricUnits(metricUnits);

src/main/java/de/dennisguse/opentracks/services/handlers/TrackPointCreator.java

@@ -74,9 +74,7 @@ public class TrackPointCreator {
         altitudeSumManager.reset();
     }
 
-    //TODO TrackPoint should be created by TrackPointCreator; instead of in the TrackRecordingService.
-    @Deprecated
-    public SensorDataSet fill(TrackPoint trackPoint) {
+    private SensorDataSet fill(TrackPoint trackPoint) {
         SensorDataSet sensorDataSet = remoteSensorManager.fill(trackPoint);
         altitudeSumManager.fill(trackPoint);
 

src/main/java/de/dennisguse/opentracks/services/tasks/VoiceAnnouncementManager.java

@@ -23,7 +23,6 @@ import androidx.annotation.VisibleForTesting;
 
 import java.time.Duration;
 
-import de.dennisguse.opentracks.R;
 import de.dennisguse.opentracks.content.data.Distance;
 import de.dennisguse.opentracks.content.data.Track;
 import de.dennisguse.opentracks.services.TrackRecordingService;