private void maybeForceBuilderInitialization() {
      if (com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders) {
        getConstraintsFieldBuilder();
      }
    }
<pre>
Describes an API diff request.
</pre>

Protobuf type {@code google.cloud.webrisk.v1beta1.ComputeThreatListDiffRequest}
java-webrisk/proto-google-cloud-webrisk-v1beta1/src/main/java/com/google/webrisk/v1beta1/ComputeThreatListDiffRequest.java