function PolylineArrowMaterialProperty(color) {
  this._definitionChanged = new Event();
  this._color = undefined;
  this._colorSubscription = undefined;

  this.color = color;
}
A {@link MaterialProperty} that maps to PolylineArrow {@link Material} uniforms.

@param {Property|Color} [color=Color.WHITE] The {@link Color} Property to be used.

@alias PolylineArrowMaterialProperty
@constructor