Enable RL sync by default on iOS

components/reading_list/ios/reading_list_model_storage.h

Index: components/reading_list/ios/reading_list_model_storage.h
diff --git a/components/reading_list/reading_list_model_storage.h b/components/reading_list/ios/reading_list_model_storage.h
similarity index 86%
rename from components/reading_list/reading_list_model_storage.h
rename to components/reading_list/ios/reading_list_model_storage.h
index 71bd63edffdc161248d24e78be56e5104c0e2eac..21c3acc1dfcdc15dae66714c97407689484622fd 100644
--- a/components/reading_list/reading_list_model_storage.h
+++ b/components/reading_list/ios/reading_list_model_storage.h
@@ -2,12 +2,12 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef COMPONENTS_READING_LIST_READING_LIST_MODEL_STORAGE_H_
-#define COMPONENTS_READING_LIST_READING_LIST_MODEL_STORAGE_H_
+#ifndef COMPONENTS_READING_LIST_IOS_READING_LIST_MODEL_STORAGE_H_
+#define COMPONENTS_READING_LIST_IOS_READING_LIST_MODEL_STORAGE_H_
 
 #include <vector>
 
-#include "components/reading_list/reading_list_entry.h"
+#include "components/reading_list/ios/reading_list_entry.h"
 
 class ReadingListModel;
 class ReadingListStoreDelegate;
@@ -52,4 +52,4 @@ class ReadingListModelStorage {
   };
 };
 
-#endif  // COMPONENTS_READING_LIST_READING_LIST_MODEL_STORAGE_H_
+#endif  // COMPONENTS_READING_LIST_IOS_READING_LIST_MODEL_STORAGE_H_