public Builder setInitializingReplication(
        com.google.cloud.vmmigration.v1.InitializingReplicationStep.Builder builderForValue) {
      if (initializingReplicationBuilder_ == null) {
        step_ = builderForValue.build();
        onChanged();
      } else {
        initializingReplicationBuilder_.setMessage(builderForValue.build());
      }
      stepCase_ = 3;
      return this;
    }
<pre>
Initializing replication step.
</pre>

<code>.google.cloud.vmmigration.v1.InitializingReplicationStep initializing_replication = 3;
</code>
java-vmmigration/proto-google-cloud-vmmigration-v1/src/main/java/com/google/cloud/vmmigration/v1/CycleStep.java