Returns a {@code new Object()} for every request, and increments a counter for every request.
   * An {@code Integer} loader that returns the key for {@code load} requests, and increments the
   * old value on {@code reload} requests. The load counts are accessible via {@link #getLoadCount}
   * and {@link #getReloadCount}.
Returns a {@code new Object()} for every request, and increments a counter for every request.
   * An {@code Integer} loader that returns the key for {@code load} requests, and increments the
   * old value on {@code reload} requests. The load counts are accessible via {@link #getLoadCount}
   * and {@link #getReloadCount}. | TestingCacheLoaders.java