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

components/offline_pages/core/downloads/download_notifying_observer.h

Index: components/offline_pages/core/downloads/download_notifying_observer.h
diff --git a/components/offline_pages/downloads/download_notifying_observer.h b/components/offline_pages/core/downloads/download_notifying_observer.h
similarity index 83%
rename from components/offline_pages/downloads/download_notifying_observer.h
rename to components/offline_pages/core/downloads/download_notifying_observer.h
index f89a5439416d9da33394d16ccd36452a4af53b8d..6980102b47f32b6d4b7bb1980a701afcc8c2984f 100644
--- a/components/offline_pages/downloads/download_notifying_observer.h
+++ b/components/offline_pages/core/downloads/download_notifying_observer.h
@@ -2,15 +2,15 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef COMPONENTS_OFFLINE_PAGES_DOWNLOADS_DOWNLOAD_NOTIFYING_OBSERVER_H_
-#define COMPONENTS_OFFLINE_PAGES_DOWNLOADS_DOWNLOAD_NOTIFYING_OBSERVER_H_
+#ifndef COMPONENTS_OFFLINE_PAGES_CORE_DOWNLOADS_DOWNLOAD_NOTIFYING_OBSERVER_H_
+#define COMPONENTS_OFFLINE_PAGES_CORE_DOWNLOADS_DOWNLOAD_NOTIFYING_OBSERVER_H_
 
 #include <memory>
 
 #include "base/guid.h"
 #include "base/macros.h"
-#include "components/offline_pages/background/request_coordinator.h"
-#include "components/offline_pages/client_policy_controller.h"
+#include "components/offline_pages/core/background/request_coordinator.h"
+#include "components/offline_pages/core/client_policy_controller.h"
 
 namespace offline_pages {
 
@@ -60,4 +60,4 @@ class DownloadNotifyingObserver : public RequestCoordinator::Observer,
 
 }  // namespace offline_pages
 
-#endif  // COMPONENTS_OFFLINE_PAGES_DOWNLOADS_DOWNLOAD_NOTIFYING_OBSERVER_H_
+#endif  // COMPONENTS_OFFLINE_PAGES_CORE_DOWNLOADS_DOWNLOAD_NOTIFYING_OBSERVER_H_