public Builder clearServiceAccountScopes() {
          serviceAccountScopes_ = com.google.protobuf.LazyStringArrayList.emptyList();
          bitField0_ = (bitField0_ & ~0x00000004);
          ;
          onChanged();
          return this;
        }
<pre>
Optional. Scopes to grant to the
[service_account][google.cloud.workstations.v1.WorkstationConfig.Host.GceInstance.service_account].
Various scopes are automatically added based on feature usage. When
specified, users of workstations under this configuration must have
`iam.serviceAccounts.actAs` on the service account.
</pre>

<code>
repeated string service_account_scopes = 3 [(.google.api.field_behavior) = OPTIONAL];
</code>

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