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

components/offline_pages/core/stub_offline_page_model.h

Index: components/offline_pages/core/stub_offline_page_model.h
diff --git a/components/offline_pages/stub_offline_page_model.h b/components/offline_pages/core/stub_offline_page_model.h
similarity index 89%
rename from components/offline_pages/stub_offline_page_model.h
rename to components/offline_pages/core/stub_offline_page_model.h
index aeed349dd1ba2462cc389ffd710ac247ca2f5c24..171f66f884d2d9596d556164849bd6be55747a80 100644
--- a/components/offline_pages/stub_offline_page_model.h
+++ b/components/offline_pages/core/stub_offline_page_model.h
@@ -2,16 +2,16 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef COMPONENTS_OFFLINE_PAGES_STUB_OFFLINE_PAGE_MODEL_H_
-#define COMPONENTS_OFFLINE_PAGES_STUB_OFFLINE_PAGE_MODEL_H_
+#ifndef COMPONENTS_OFFLINE_PAGES_CORE_STUB_OFFLINE_PAGE_MODEL_H_
+#define COMPONENTS_OFFLINE_PAGES_CORE_STUB_OFFLINE_PAGE_MODEL_H_
 
 #include <set>
 #include <string>
 #include <vector>
 
 #include "components/keyed_service/core/keyed_service.h"
-#include "components/offline_pages/client_policy_controller.h"
-#include "components/offline_pages/offline_page_model.h"
+#include "components/offline_pages/core/client_policy_controller.h"
+#include "components/offline_pages/core/offline_page_model.h"
 
 namespace offline_pages {
 
@@ -71,4 +71,4 @@ class StubOfflinePageModel : public OfflinePageModel, public KeyedService {
 
 }  // namespace offline_pages
 
-#endif  // COMPONENTS_OFFLINE_PAGES_STUB_OFFLINE_PAGE_MODEL_H_
+#endif  // COMPONENTS_OFFLINE_PAGES_CORE_STUB_OFFLINE_PAGE_MODEL_H_