public Builder clearAllowMissing() {
      bitField0_ = (bitField0_ & ~0x00000004);
      allowMissing_ = false;
      onChanged();
      return this;
    }
<pre>
If set to true, and the PhraseSet is not found, the request will succeed
and  be a no-op (no Operation is recorded in this case).
</pre>

<code>bool allow_missing = 4;</code>

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