Enable dictionary sync by default

chrome/browser/sync/test/integration/two_client_dictionary_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/string_number_conversions.h"
 #include "chrome/browser/sync/profile_sync_service_harness.h"
 #include "chrome/browser/sync/test/integration/dictionary_helper.h"
 #include "chrome/browser/sync/test/integration/sync_test.h"
 #include "chrome/common/spellcheck_common.h"
 
 class TwoClientDictionarySyncTest : public SyncTest {
  public:
   TwoClientDictionarySyncTest() : SyncTest(TWO_CLIENT) {}
   virtual ~TwoClientDictionarySyncTest() {}
 
-  virtual void AddOptionalTypesToCommandLine(CommandLine* cl) OVERRIDE {
-    dictionary_helper::EnableDictionarySync(cl);
-  }
-
  private:
   DISALLOW_COPY_AND_ASSIGN(TwoClientDictionarySyncTest);
 };
 
 IN_PROC_BROWSER_TEST_F(TwoClientDictionarySyncTest, Sanity) {
   ASSERT_TRUE(SetupSync()) << "SetupSync() failed.";
   dictionary_helper::LoadDictionaries();
   ASSERT_TRUE(dictionary_helper::DictionariesMatch());
 
   std::vector<std::string> words;
@@ skipping 126 matching lines @@
   // Client #0 should have both "foo" and "bar" sets of words.
   ASSERT_EQ(chrome::spellcheck_common::MAX_SYNCABLE_DICTIONARY_WORDS * 2,
             dictionary_helper::GetDictionarySize(0));
 
   // The sync server and client #1 should have only "bar" set of words.
   ASSERT_EQ(chrome::spellcheck_common::MAX_SYNCABLE_DICTIONARY_WORDS,
             dictionary_helper::GetDictionarySize(1));
 
   MessageLoop::current()->RunUntilIdle();
 }