Move sync test code out of chrome/test

chrome/test/live_sync/multiple_client_preferences_sync_test.cc

-// 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.
-
-#include "base/stringprintf.h"
-#include "base/values.h"
-#include "chrome/common/pref_names.h"
-#include "chrome/test/live_sync/live_sync_test.h"
-#include "chrome/test/live_sync/preferences_helper.h"
-
-using preferences_helper::ChangeListPref;
-using preferences_helper::ListPrefMatches;
-
-class MultipleClientPreferencesSyncTest : public LiveSyncTest {
- public:
-  MultipleClientPreferencesSyncTest() : LiveSyncTest(MULTIPLE_CLIENT) {}
-  virtual ~MultipleClientPreferencesSyncTest() {}
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(MultipleClientPreferencesSyncTest);
-};
-
-IN_PROC_BROWSER_TEST_F(MultipleClientPreferencesSyncTest, Sanity) {
-  ASSERT_TRUE(SetupSync()) << "SetupSync() failed.";
-  DisableVerifier();
-
-  for (int i = 0; i < num_clients(); ++i) {
-    ListValue urls;
-    urls.Append(Value::CreateStringValue(
-        base::StringPrintf("http://www.google.com/%d", i)));
-    ChangeListPref(i, prefs::kURLsToRestoreOnStartup, urls);
-  }
-
-  ASSERT_TRUE(AwaitQuiescence());
-  ASSERT_TRUE(ListPrefMatches(prefs::kURLsToRestoreOnStartup));
-}