Cleanup.

src/main/java/de/dennisguse/opentracks/sensors/sensorData/Aggregator.java

@@ -63,12 +63,13 @@ public abstract class Aggregator<InputType, OutputType> {
      */
     protected void resetOutdated() {
         output = null;
-    };
+    }
 
     /**
      * Reset long-term (i.e., aggregated) values (more than derived from previous SensorData) like overall distance.
      */
-    public void resetAggregated() {};
+    public void resetAggregated() {
+    }
 
     /**
      * Is the data recent considering the current time.

src/main/java/de/dennisguse/opentracks/util/AutoCloseableIterator.java

@@ -3,7 +3,6 @@ package de.dennisguse.opentracks.util;
 import android.database.Cursor;
 
 import androidx.annotation.NonNull;
-import androidx.annotation.VisibleForTesting;
 
 import java.util.Iterator;
 import java.util.NoSuchElementException;
@@ -54,7 +53,6 @@ public abstract class AutoCloseableIterator<T> implements Iterator<T>, AutoClose
         return get();
     }
 
-    @VisibleForTesting
     public final int getCount() {
         return cursor.getCount();
     }