code: public AVQuery<T> whereNear(String key, AVGeoPoint point) {
      conditions.whereNear(key, point);
      return this;
    }
docs: Add a proximity based constraint for finding objects with key point values near the point
  given.
  
  @param key The key that the AVGeoPoint is stored in.
  @param point The reference AVGeoPoint that is used.
  @return Returns the query, so you can chain this call.