Componentize NetErrorHelperCore

components/error_page/common/net_error_info.h

 // Copyright (c) 2013 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.
 
-#ifndef CHROME_COMMON_NET_NET_ERROR_INFO_H_
-#define CHROME_COMMON_NET_NET_ERROR_INFO_H_
+#ifndef COMPONENTS_ERROR_PAGE_COMMON_NET_ERROR_INFO_H_
+#define COMPONENTS_ERROR_PAGE_COMMON_NET_ERROR_INFO_H_
 
+// TODO(hashimoto): Change this to namespace error_page.
 namespace chrome_common_net {
 
 // Network error page events.  Used for UMA statistics.
 enum NetworkErrorPageEvent {
   NETWORK_ERROR_PAGE_SHOWN,                      // Error pages shown.
 
   NETWORK_ERROR_PAGE_RELOAD_BUTTON_SHOWN,        // Reload buttons shown.
   NETWORK_ERROR_PAGE_RELOAD_BUTTON_CLICKED,      // Reload button clicked.
   NETWORK_ERROR_PAGE_RELOAD_BUTTON_ERROR,        // Reload button clicked
                                                  // -> error.
@@ skipping 66 matching lines @@
 
 // Record specific error page events.
 void RecordEvent(NetworkErrorPageEvent event);
 
 // The error domain used to pass DNS probe statuses to the localized error
 // code.
 extern const char kDnsProbeErrorDomain[];
 
 }  // namespace chrome_common_net
 
-#endif  // CHROME_COMMON_NET_NET_ERROR_INFO_H_
+#endif  // COMPONENTS_ERROR_PAGE_COMMON_NET_ERROR_INFO_H_