Use new RequestScopeOperations test utility

Change-Id: Ibdc7ab98d07d58b4570e1aa2591ee8b9c7e37b7b

src/test/java/com/googlesource/gerrit/plugins/singleusergroup/SingleUserGroupTest.java

diff --git a/src/test/java/com/googlesource/gerrit/plugins/singleusergroup/SingleUserGroupTest.java b/src/test/java/com/googlesource/gerrit/plugins/singleusergroup/SingleUserGroupTest.java
index 9bc8859..ce3bfb7 100644
--- a/src/test/java/com/googlesource/gerrit/plugins/singleusergroup/SingleUserGroupTest.java
+++ b/src/test/java/com/googlesource/gerrit/plugins/singleusergroup/SingleUserGroupTest.java
@@ -19,7 +19,9 @@
 import com.google.gerrit.acceptance.LightweightPluginDaemonTest;
 import com.google.gerrit.acceptance.NoHttpd;
 import com.google.gerrit.acceptance.TestPlugin;
+import com.google.gerrit.acceptance.testsuite.request.RequestScopeOperations;
 import com.google.gerrit.extensions.common.GroupInfo;
+import com.google.inject.Inject;
 import java.util.Map;
 import org.junit.Test;
 
@@ -28,10 +30,12 @@
     name = "singleusergroup",
     sysModule = "com.googlesource.gerrit.plugins.singleusergroup.SingleUserGroup$Module")
 public class SingleUserGroupTest extends LightweightPluginDaemonTest {
+  @Inject private RequestScopeOperations requestScopeOperations;
+
   @Test
   public void testSuggestion() throws Exception {
     // No ability to modify account and therefore no ACL to see secondary email
-    setApiUser(user);
+    requestScopeOperations.setApiUser(user.getId());
     Map<String, GroupInfo> groups = gApi.groups().list().withSuggest("adm").getAsMap();
     assertThat(groups).containsKey("user/Administrator (admin)");
   }