Cleanup using Android Studio code analyzer.

src/androidTest/java/de/dennisguse/opentracks/TrackStubUtils.java

@@ -35,8 +35,6 @@ public class TrackStubUtils {
     private static final float INITIAL_ACCURACY = 5;
     private static final float INITIAL_SPEED = 10;
     private static final float INITIAL_BEARING = 3.0f;
-    // Used to change the value of latitude, longitude, and altitude.
-    private static final double DIFFERENCE = 0.01;
 
     /**
      * Create a MyTracks location with default values.

src/androidTest/java/de/dennisguse/opentracks/content/SearchEngineTest.java

@@ -70,7 +70,7 @@ public class SearchEngineTest {
         providerUtils.deleteAllTracks(context);
     }
 
-    private long insertTrack(String title, String description, String category, double distance, long hoursAgo) {
+    private long insertTrack(String title, String description, String category, long hoursAgo) {
         Track track = new Track();
         track.setName(title);
         track.setDescription(description);
@@ -88,15 +88,11 @@ public class SearchEngineTest {
     }
 
     private long insertTrack(String title, String description, String category) {
-        return insertTrack(title, description, category, 0, -1);
-    }
-
-    private long insertTrack(String title, double distance) {
-        return insertTrack(title, "", "", distance, -1);
+        return insertTrack(title, description, category, -1);
     }
 
     private long insertTrack(String title, long hoursAgo) {
-        return insertTrack(title, "", "", 0.0, hoursAgo);
+        return insertTrack(title, "", "", hoursAgo);
     }
 
     private long insertWaypoint(String title, String description, String category, double distance, long hoursAgo, long trackId) {

src/androidTest/java/de/dennisguse/opentracks/content/data/TestDataUtil.java

@@ -90,14 +90,10 @@ public class TestDataUtil {
      */
     public static  Waypoint createWaypointWithPhoto(Context context, long trackId, Location location) throws IOException {
         String photoUrl = "";
-        try {
-            File dstFile = new File(FileUtils.getImageUrl(context, trackId));
-            dstFile.createNewFile();
-            Uri photoUri = FileUtils.getUriForFile(context, dstFile);
-            photoUrl = photoUri.toString();
-        } catch (IOException ioe) {
-            throw ioe;
-        }
+        File dstFile = new File(FileUtils.getImageUrl(context, trackId));
+        dstFile.createNewFile();
+        Uri photoUri = FileUtils.getUriForFile(context, dstFile);
+        photoUrl = photoUri.toString();
 
         return new Waypoint("Waypoint name", "Waypoint description", "Waypoint category", "", trackId, 0.0, 0, location, photoUrl);
     }

src/androidTest/java/de/dennisguse/opentracks/services/TrackRecordingServiceTestLocation.java

@@ -77,7 +77,7 @@ public class TrackRecordingServiceTestLocation {
     }
 
     @After
-    public void tearDown() throws TimeoutException {
+    public void tearDown() {
         // Reset service (if some previous test failed)
         service.enableLocationExecutor(true);
         if (service.isRecording() || service.isPaused()) {