public Builder clearConfig() {
      bitField0_ = (bitField0_ & ~0x00000002);
      config_ = null;
      if (configBuilder_ != null) {
        configBuilder_.dispose();
        configBuilder_ = null;
      }
      onChanged();
      return this;
    }
<pre>
Features and audio metadata to use for the Automatic Speech Recognition.
This field in combination with the
[config_mask][google.cloud.speech.v2.BatchRecognizeFileMetadata.config_mask]
field can be used to override parts of the
[default_recognition_config][google.cloud.speech.v2.Recognizer.default_recognition_config]
of the Recognizer resource as well as the
[config][google.cloud.speech.v2.BatchRecognizeRequest.config] at the
request level.
</pre>

<code>.google.cloud.speech.v2.RecognitionConfig config = 4;</code>
java-speech/proto-google-cloud-speech-v2/src/main/java/com/google/cloud/speech/v2/BatchRecognizeFileMetadata.java