public static ToStringHelper toStringHelper(String className) {
    return new ToStringHelper(className);
  }
Creates an instance of {@link ToStringHelper} in the same manner as {@link
#toStringHelper(Object)}, but using {@code className} instead of using an instance's {@link
Object#getClass()}.

@param className the name of the instance type
@since 18.0 (since 7.0 as {@code Objects.toStringHelper()}).
fbcore/src/main/java/com/facebook/common/internal/Objects.java