@java.lang.Override
          public Builder mergeFrom(com.google.protobuf.Message other) {
            if (other
                instanceof
                com.google.cloud.workstations.v1.WorkstationConfig.Host.GceInstance
                    .GceConfidentialInstanceConfig) {
              return mergeFrom(
                  (com.google.cloud.workstations.v1.WorkstationConfig.Host.GceInstance
                          .GceConfidentialInstanceConfig)
                      other);
            } else {
              super.mergeFrom(other);
              return this;
            }
          }
<pre>
A set of Compute Engine Confidential VM instance options.
</pre>

Protobuf type {@code
google.cloud.workstations.v1.WorkstationConfig.Host.GceInstance.GceConfidentialInstanceConfig}
java-workstations/proto-google-cloud-workstations-v1/src/main/java/com/google/cloud/workstations/v1/WorkstationConfig.java