content: Put test_url_constants.* into content namespace.

content/common/test_url_constants.cc

Index: content/common/test_url_constants.cc
diff --git a/content/common/test_url_constants.cc b/content/common/test_url_constants.cc
index c8e613fd48c67ba2214dd0b4cbbfcd3552f14a2b..d64c8586953afdbea6220ce231fc6095f136020a 100644
--- a/content/common/test_url_constants.cc
+++ b/content/common/test_url_constants.cc
@@ -1,14 +1,14 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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 "content/common/test_url_constants.h"
 
-namespace chrome {
+namespace content {
 
 const char kTestCacheURL[] = "about:cache";
 const char kTestNewTabURL[] = "chrome://newtab";
 const char kTestHistoryURL[] = "chrome://chrome/history/";
 const char kTestBookmarksURL[] = "chrome://bookmarks/";
 
-}  // namespace chrome
+}  // namespace content