/// declare module goog.structs { interface Collection { /** * @param {T} value Value to add to the collection. */ add(value: T): void; /** * @param {T} value Value to remove from the collection. */ remove(value: T): void; /** * @param {T} value Value to find in the collection. * @return {boolean} Whether the collection contains the specified value. */ contains(value: T): boolean; /** * @return {number} The number of values stored in the collection. */ getCount(): number; } }