code: function warnAboutDeprecatedProp(propValue, oldPropName, newPropName) {
    if (propValue !== undefined) {
      console.warn(`[DEPRECATED] the property "${oldPropName}" has been deprecated, use "${newPropName}" instead`);
    }
  }
docs: Warn about usage of deprecated prop
  
  @method warnAboutDeprecatedProp
  @param {Any} propValue value of deprecated prop.
  @param {String} oldPropName deprecated prop name.
  @param {String} newPropName new prop name.