public static com.google.cloud.vision.v1p2beta1.WebDetection.WebLabel parseFrom(
        byte[] data, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }
<pre>
The BCP-47 language code for `label`, such as "en-US" or "sr-Latn".
For more information, see
http://www.unicode.org/reports/tr35/#Unicode_locale_identifier.
</pre>

<code>string language_code = 2;</code>

@return The bytes for languageCode.
java-vision/proto-google-cloud-vision-v1p2beta1/src/main/java/com/google/cloud/vision/v1p2beta1/WebDetection.java