Cleanup more test code.

chrome/browser/sessions/session_service_test_helper.cc

Index: chrome/browser/sessions/session_service_test_helper.cc
diff --git a/chrome/browser/sessions/session_service_test_helper.cc b/chrome/browser/sessions/session_service_test_helper.cc
index fda500bd5232c689ff2e09954aa804e575001b96..5a87303d30501a9150984bfe4d40f6ed2499653c 100644
--- a/chrome/browser/sessions/session_service_test_helper.cc
+++ b/chrome/browser/sessions/session_service_test_helper.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -13,6 +13,13 @@
 
 using base::Time;
 
+SessionServiceTestHelper::SessionServiceTestHelper() {}
+
+SessionServiceTestHelper::SessionServiceTestHelper(SessionService* service)
+    : service_(service) {}
+
+SessionServiceTestHelper::~SessionServiceTestHelper() {}
+
 void SessionServiceTestHelper::RestoreSessionFromCommands(
     const std::vector<SessionCommand*>& commands,
     std::vector<SessionWindow*>* valid_windows) {