Componentize Reading List

ios/chrome/browser/reading_list/reading_list_pref_names.h

Index: ios/chrome/browser/reading_list/reading_list_pref_names.h
diff --git a/ios/chrome/browser/reading_list/reading_list_pref_names.h b/ios/chrome/browser/reading_list/reading_list_pref_names.h
index 9a0069305b1c273610dffc63ba40a34c6898f40d..058e338a3bacef02a7e0fbd4dbe62c694195af6b 100644
--- a/ios/chrome/browser/reading_list/reading_list_pref_names.h
+++ b/ios/chrome/browser/reading_list/reading_list_pref_names.h
@@ -2,17 +2,10 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Constants for the names of various reading list preferences.
-
 #ifndef IOS_CHROME_BROWSER_READING_LIST_READING_LIST_PREF_NAMES_H_
 #define IOS_CHROME_BROWSER_READING_LIST_READING_LIST_PREF_NAMES_H_
 
-namespace reading_list {
-namespace prefs {
-
-extern const char kReadingListHasUnseenEntries[];
-
-}  // namespace prefs
-}  // namespace reading_list
+// This is a temporary convenience file.
+#include "components/reading_list/reading_list_pref_names.h"
 
 #endif  // IOS_CHROME_BROWSER_READING_LIST_READING_LIST_PREF_NAMES_H_