public Builder clearLanguageCode() {
      languageCode_ = getDefaultInstance().getLanguageCode();
      bitField0_ = (bitField0_ & ~0x00000002);
      onChanged();
      return this;
    }
<pre>
The BCP-47 language code, such as `en-US` or `sr-Latn`. For more
information, see
https://www.unicode.org/reports/tr35/#Unicode_locale_identifier. Not
supported in MP4 files.
</pre>

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

@return This builder for chaining.
java-video-transcoder/proto-google-cloud-video-transcoder-v1/src/main/java/com/google/cloud/video/transcoder/v1/TextStream.java