Trim code from sync's ServerConnectionManager

sync/sessions/test_util.cc

Index: sync/sessions/test_util.cc
diff --git a/sync/sessions/test_util.cc b/sync/sessions/test_util.cc
index 7e9b54b3e999ceb7f77feb7b7b16043f1f462e8c..387dbf61b70d129bd5819fc056a0e2f11cb94b10 100644
--- a/sync/sessions/test_util.cc
+++ b/sync/sessions/test_util.cc
@@ -26,6 +26,12 @@ void SimulateCommitFailed(sessions::SyncSession* session,
       SERVER_RETURN_TRANSIENT_ERROR);
 }
 
+void SimulateConnectionFailure(sessions::SyncSession* session,
+                               SyncerStep begin, SyncerStep end) {
+  session->mutable_status_controller()->set_last_download_updates_result(
+      NETWORK_CONNECTION_UNAVAILABLE);
+}
+
 void SimulateSuccess(sessions::SyncSession* session,
                      SyncerStep begin, SyncerStep end) {
   if (session->HasMoreToSync()) {