public Builder clearServiceAccount() {
      serviceAccount_ = getDefaultInstance().getServiceAccount();
      bitField0_ = (bitField0_ & ~0x00000010);
      onChanged();
      return this;
    }
<pre>
The service account to use in the connector when communicating with the
cloud.
</pre>

<code>string service_account = 5;</code>

@return This builder for chaining.
java-vmmigration/proto-google-cloud-vmmigration-v1/src/main/java/com/google/cloud/vmmigration/v1/DatacenterConnector.java