Removed unnecessary Track.startId and Track.stopId.

src/main/java/de/dennisguse/opentracks/content/data/Track.java

@@ -35,8 +35,6 @@ public class Track {
     private String name = "";
     private String description = "";
     private String category = "";
-    private long startId = -1L;
-    private long stopId = -1L;
 
     /*
      * The number of location points (present even if the points themselves are not loaded)
@@ -84,22 +82,6 @@ public class Track {
         this.category = category;
     }
 
-    public long getStartId() {
-        return startId;
-    }
-
-    public void setStartId(long startId) {
-        this.startId = startId;
-    }
-
-    public long getStopId() {
-        return stopId;
-    }
-
-    public void setStopId(long stopId) {
-        this.stopId = stopId;
-    }
-
     public int getNumberOfPoints() {
         return numberOfPoints;
     }