public static Builder newBuilder() {
    return DEFAULT_INSTANCE.toBuilder();
  }
<pre>
List of missing headers.
</pre>

<code>
repeated .google.cloud.websecurityscanner.v1alpha.VulnerableHeaders.Header missing_headers = 2;
</code>
java-websecurityscanner/proto-google-cloud-websecurityscanner-v1alpha/src/main/java/com/google/cloud/websecurityscanner/v1alpha/VulnerableHeaders.java