old_contents: goog.provide('ol.Coordinate');
  
  goog.require('goog.math.Coordinate');
  
  
  
  /**
   * @constructor
   * @extends {goog.math.Coordinate}
   * @param {number} x X.
   * @param {number} y Y.
   */
  ol.Coordinate = function(x, y) {
    goog.base(this, x, y);
  };
  goog.inherits(ol.Coordinate, goog.math.Coordinate);
  
  
  /**
   * @return {ol.Coordinate} Clone.
   */
  ol.Coordinate.prototype.clone = function() {
    return new ol.Coordinate(this.x, this.y);
  };
  
new_contents: goog.provide('ol.Coordinate');
  
  goog.require('goog.math.Vec2');
  
  
  
  /**
   * @constructor
   * @extends {goog.math.Vec2}
   * @param {number} x X.
   * @param {number} y Y.
   */
  ol.Coordinate = function(x, y) {
    goog.base(this, x, y);
  };
  goog.inherits(ol.Coordinate, goog.math.Vec2);
  
  
  /**
   * @return {ol.Coordinate} Clone.
   */
  ol.Coordinate.prototype.clone = function() {
    return new ol.Coordinate(this.x, this.y);
  };
  
subject: Make ol.Coordinate inherit from goog.math.Vec2