docs: function createGenericTouchList(touchListArgs) {
      var touches = goog.array.map(touchListArgs, function(touchArg) {
        // The target field is not part of the W3C spec, but both android and iOS
        // add the target field to each touch.
        return {
          identifier: touchArg.identifier,
          screenX: touchArg.screenX,
          screenY: touchArg.screenY,
          clientX: touchArg.clientX,
          clientY: touchArg.clientY,
          pageX: touchArg.pageX,
          pageY: touchArg.pageY,
          target: target
        };
      });
      touches.item = function(i) {
        return touches[i];
      };
      return touches;
    }