Minor style clean-up

MyTracksLib/src/com/google/android/apps/mytracks/content/MyTracksLocation.java

@@ -36,8 +36,8 @@ public class MyTracksLocation extends Location {
     this.sensorDataSet = sd;
   }
 
-  public MyTracksLocation(String string) {
-    super(string);
+  public MyTracksLocation(String provider) {
+    super(provider);
   }
 
   public Sensor.SensorDataSet getSensorDataSet() {

MyTracksLib/src/com/google/android/apps/mytracks/content/MyTracksProviderUtils.java

@@ -301,7 +301,7 @@ public interface MyTracksProviderUtils {
    * @return a new waypoint object
    */
   Waypoint createWaypoint(Cursor cursor);
-  
+
   /**
    * A lightweight wrapper around the original {@link Cursor} with a method to clean up.
    */
@@ -312,13 +312,14 @@ public interface MyTracksProviderUtils {
      * @return the ID of the most recent track point ID.
      */
     long getLocationId();
-    
+
     /**
      * Should be called in case the underlying iterator hasn't reached the last record.
+     * Calling it if it has reached the last record is a no-op.
      */
     void close();
   }
-  
+
   /**
    * A factory for creating new {@class Location}s.
    */

MyTracksLib/src/com/google/android/apps/mytracks/content/MyTracksProviderUtilsImpl.java

@@ -1024,7 +1024,7 @@ public class MyTracksProviderUtilsImpl implements MyTracksProviderUtils {
           cursor = null;
         }
       }
-      
+
       @Override
       public void remove() {
         throw new UnsupportedOperationException();