content: Put test_url_constants.* into content namespace.

content/browser/renderer_host/resource_dispatcher_host_browsertest.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 "base/string_util.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/test/base/in_process_browser_test.h"
@@ skipping 443 matching lines @@
   CheckTitleTest(GetMockURL("cross-origin-redirect-blocked.html"),
                  "Title Of More Awesomeness", 2);
 }
 
 // Tests that ResourceRequestInfoImpl is updated correctly on failed
 // requests, to prevent calling Read on a request that has already failed.
 // See bug 40250.
 IN_PROC_BROWSER_TEST_F(ResourceDispatcherHostBrowserTest,
                        CrossSiteFailedRequest) {
   // Visit another URL first to trigger a cross-site navigation.
-  GURL url(chrome::kTestNewTabURL);
+  GURL url(content::kTestNewTabURL);
   ui_test_utils::NavigateToURL(browser(), url);
 
   // Visit a URL that fails without calling ResourceDispatcherHost::Read.
   GURL broken_url("chrome://theme");
   CheckTitleTest(broken_url, "chrome://theme/ is not available", 1);
 }