public java.util.List<? extends com.google.protobuf.DescriptorProtos.DescriptorProto.ExtensionRangeOrBuilder> 
           getExtensionRangeOrBuilderList() {
        if (extensionRangeBuilder_ != null) {
          return extensionRangeBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(extensionRange_);
        }
      }