Move all components/offline_pages/ files into component/offline_pages/core

components/offline_pages/core/background/offliner_policy_utils.h

 // Copyright 2016 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 COMPONENTS_OFFLINE_PAGES_BACKGROUND_OFFLINER_POLICY_UTILS_H_
-#define COMPONENTS_OFFLINE_PAGES_BACKGROUND_OFFLINER_POLICY_UTILS_H_
+#ifndef COMPONENTS_OFFLINE_PAGES_CORE_BACKGROUND_OFFLINER_POLICY_UTILS_H_
+#define COMPONENTS_OFFLINE_PAGES_CORE_BACKGROUND_OFFLINER_POLICY_UTILS_H_
 
 namespace offline_pages {
 
 class OfflinerPolicy;
 class SavePageRequest;
 
 class OfflinerPolicyUtils {
  public:
   enum class RequestExpirationStatus {
     VALID,
     EXPIRED,
     START_COUNT_EXCEEDED,
     COMPLETION_COUNT_EXCEEDED,
   };
 
   static RequestExpirationStatus CheckRequestExpirationStatus(
       const SavePageRequest* request,
       const OfflinerPolicy* policy);
 };
 
 }  // namespace offline_pages
 
-#endif  // COMPONENTS_OFFLINE_PAGES_BACKGROUND_OFFLINER_POLICY_UTILS_H_
+#endif  // COMPONENTS_OFFLINE_PAGES_CORE_BACKGROUND_OFFLINER_POLICY_UTILS_H_