1 files changed, 3 insertions, 2 deletions
diff --git a/public/js/history.js b/public/js/history.js
index d5082dd9..8593bbcf 100644
--- a/public/js/history.js
+++ b/public/js/history.js
@@ -10,7 +10,7 @@ var extra = require('./extra');
 var renderFilename = extra.renderFilename;
 var md = extra.md;
 
-var migrateHistoryFromTempCallback = null;
+window.migrateHistoryFromTempCallback = null;
 
 migrateHistoryFromTemp();
 
@@ -417,5 +417,6 @@ module.exports = {
     postHistoryToServer: postHistoryToServer,
     deleteServerHistory: deleteServerHistory,
     parseServerToHistory: parseServerToHistory,
-    saveStorageHistoryToServer: saveStorageHistoryToServer
+    saveStorageHistoryToServer: saveStorageHistoryToServer,
+    clearDuplicatedHistory: clearDuplicatedHistory
 }