public Builder clearDeleteTime() {
      bitField0_ = (bitField0_ & ~0x00000400);
      deleteTime_ = null;
      if (deleteTimeBuilder_ != null) {
        deleteTimeBuilder_.dispose();
        deleteTimeBuilder_ = null;
      }
      onChanged();
      return this;
    }
<pre>
Output only. The time at which this Recognizer was requested for deletion.
</pre>

<code>
.google.protobuf.Timestamp delete_time = 11 [(.google.api.field_behavior) = OUTPUT_ONLY];
</code>
java-speech/proto-google-cloud-speech-v2/src/main/java/com/google/cloud/speech/v2/Recognizer.java