public Builder clearSrtCaptions() {
      srtCaptions_ = getDefaultInstance().getSrtCaptions();
      bitField0_ = (bitField0_ & ~0x00000004);
      onChanged();
      return this;
    }
<pre>
The transcript for the audio file as SRT formatted captions. This is
populated only when `SRT` output is requested.
</pre>

<code>string srt_captions = 3;</code>

@return This builder for chaining.
java-speech/proto-google-cloud-speech-v2/src/main/java/com/google/cloud/speech/v2/InlineResult.java