@java.lang.Override
    public Builder clear() {
      super.clear();
      bitField0_ = 0;
      customClass_ = null;
      if (customClassBuilder_ != null) {
        customClassBuilder_.dispose();
        customClassBuilder_ = null;
      }
      updateMask_ = null;
      if (updateMaskBuilder_ != null) {
        updateMaskBuilder_.dispose();
        updateMaskBuilder_ = null;
      }
      return this;
    }
<pre>
Message sent by the client for the `UpdateCustomClass` method.
</pre>

Protobuf type {@code google.cloud.speech.v1.UpdateCustomClassRequest}
java-speech/proto-google-cloud-speech-v1/src/main/java/com/google/cloud/speech/v1/UpdateCustomClassRequest.java