Add the beginning of a public Service Worker API.

content/public/common/service_worker_status_code.h

 // Copyright 2014 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 CONTENT_COMMON_SERVICE_WORKER_SERVICE_WORKER_STATUS_CODE_H_
-#define CONTENT_COMMON_SERVICE_WORKER_SERVICE_WORKER_STATUS_CODE_H_
+#ifndef CONTENT_PUBLIC_COMMON_SERVICE_WORKER_STATUS_CODE_H_
+#define CONTENT_PUBLIC_COMMON_SERVICE_WORKER_STATUS_CODE_H_
 
 #include "content/common/content_export.h"
 
 namespace content {
 
 // Generic service worker operation statuses.
 enum ServiceWorkerStatusCode {
   // Operation succeeded.
   SERVICE_WORKER_OK,
 
@@ skipping 25 matching lines @@
   // Sending an IPC to the worker failed (often due to child process is
   // terminated).
   SERVICE_WORKER_ERROR_IPC_FAILED,
 };
 
 CONTENT_EXPORT const char* ServiceWorkerStatusToString(
     ServiceWorkerStatusCode code);
 
 }  // namespace content
 
-#endif  // CONTENT_COMMON_SERVICE_WORKER_SERVICE_WORKER_STATUS_CODE_H_
+#endif  // CONTENT_PUBLIC_COMMON_SERVICE_WORKER_STATUS_CODE_H_