public Builder clearWorkstation() {
      bitField0_ = (bitField0_ & ~0x00000004);
      workstation_ = null;
      if (workstationBuilder_ != null) {
        workstationBuilder_.dispose();
        workstationBuilder_ = null;
      }
      onChanged();
      return this;
    }
<pre>
Required. Workstation to create.
</pre>

<code>
.google.cloud.workstations.v1.Workstation workstation = 3 [(.google.api.field_behavior) = REQUIRED];
</code>
java-workstations/proto-google-cloud-workstations-v1/src/main/java/com/google/cloud/workstations/v1/CreateWorkstationRequest.java