Enable the syncing of extension and app settings by default.

chrome/browser/sync/test/integration/sync_test.cc

 // Copyright (c) 2012 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 "chrome/browser/sync/test/integration/sync_test.h"
 
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
@@ skipping 201 matching lines @@
 
   // Disable non-essential access of external network resources.
   if (!cl->HasSwitch(switches::kDisableBackgroundNetworking))
     cl->AppendSwitch(switches::kDisableBackgroundNetworking);
 }
 
 void SyncTest::AddOptionalTypesToCommandLine(CommandLine* cl) {
   // TODO(sync): Remove this once sessions sync is enabled by default.
   if (!cl->HasSwitch(switches::kEnableSyncTabs))
     cl->AppendSwitch(switches::kEnableSyncTabs);
-  // TODO(kalman): Remove this once extension/app settings sync is enabled by
-  // default.
-  if (!cl->HasSwitch(switches::kEnableSyncExtensionSettings))
-    cl->AppendSwitch(switches::kEnableSyncExtensionSettings);
 }
 
 // static
 Profile* SyncTest::MakeProfile(const FilePath::StringType name) {
   FilePath path;
   PathService::Get(chrome::DIR_USER_DATA, &path);
   path = path.Append(name);
 
   if (!file_util::PathExists(path))
     CHECK(file_util::CreateDirectory(path));
@@ skipping 526 matching lines @@
 
 void SyncTest::SetProxyConfig(net::URLRequestContextGetter* context_getter,
                               const net::ProxyConfig& proxy_config) {
   base::WaitableEvent done(false, false);
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,
       base::Bind(&SetProxyConfigCallback, &done,
                  make_scoped_refptr(context_getter), proxy_config));
   done.Wait();
 }