code: public static CheckConsistencyContext mergeFrom(CheckConsistencyPOptions.Builder optionsBuilder) {
      CheckConsistencyPOptions masterOptions =
          FileSystemOptions.checkConsistencyDefaults(ServerConfiguration.global());
      CheckConsistencyPOptions.Builder mergedOptionsBuilder =
          masterOptions.toBuilder().mergeFrom(optionsBuilder.build());
      return create(mergedOptionsBuilder);
    }
docs: Merges and embeds the given {@link CheckConsistencyPOptions} with the corresponding master
  options.
  
  @param optionsBuilder Builder for proto {@link CheckConsistencyPOptions} to merge with defaults
  @return the instance of {@link CheckConsistencyContext} with default values for master