*
   * - stored permits (if available)
   *
   * - fresh permits (for any remaining permits)
   *
   * How this works is best explained with an example:
   *
   * For a RateLimiter that produces 1 token per second, every second that goes by with the
   * RateLimiter being unused, we increase storedPermits by 1. Say we leave the RateLimiter unused

  static MediaType createVideoType(String subtype) {
    return create(VIDEO_TYPE, subtype);
  }

  private static String normalizeToken(String token) {
    checkArgument(TOKEN_MATCHER.matchesAllOf(token));
    checkArgument(!token.isEmpty());
    return Ascii.toLowerCase(token);
  }

  private static String normalizeParameterValue(String attribute, String value) {
    checkNotNull(value); // for GWT

  /**
   * The HTTP <a href="https://tools.ietf.org/html/draft-ietf-tokbind-ttrp">{@code
   * Sec-Referred-Token-Binding-ID}</a> header field name.
   *
   * @since 25.1
   */
  public static final String SEC_REFERRED_TOKEN_BINDING_ID = "Sec-Referred-Token-Binding-ID";
  /**
   * The HTTP <a href="https://tools.ietf.org/html/rfc6455">{@code Sec-WebSocket-Accept}</a> header

                <replace token="@Nullable" value="">
                  <fileset dir="${project.build.directory}">
                    <include name="guava-gwt-sources/**/*.java"/>
                    <include name="guava-test-gwt-sources/**/*.java"/>
                  </fileset>
                </replace>
                <replace token="@NonNull" value="">