Move ui_test_utils::RunMessageLoop to test_utils so that it can be reused by content_browsertests.

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 550 matching lines @@
   std::string sync_url = cl->GetSwitchValueASCII(switches::kSyncServiceURL);
   GURL sync_url_status(sync_url.append("/healthz"));
   SyncServerStatusChecker delegate;
   scoped_ptr<net::URLFetcher> fetcher(net::URLFetcher::Create(
     sync_url_status, net::URLFetcher::GET, &delegate));
   fetcher->SetLoadFlags(net::LOAD_DISABLE_CACHE |
                         net::LOAD_DO_NOT_SEND_COOKIES |
                         net::LOAD_DO_NOT_SAVE_COOKIES);
   fetcher->SetRequestContext(g_browser_process->system_request_context());
   fetcher->Start();
-  ui_test_utils::RunMessageLoop();
+  content::RunMessageLoop();
   return delegate.running();
 }
 
 void SyncTest::EnableNetwork(Profile* profile) {
   SetProxyConfig(profile->GetRequestContext(),
                  net::ProxyConfig::CreateDirect());
   if (notifications_enabled_) {
     EnableNotificationsImpl();
   }
   // TODO(rsimha): Remove this line once http://crbug.com/53857 is fixed.
@@ skipping 203 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();
 }