IndexedDB: Simplify data loss code/message routing

content/browser/indexed_db/indexed_db_factory_unittest.cc

Index: content/browser/indexed_db/indexed_db_factory_unittest.cc
diff --git a/content/browser/indexed_db/indexed_db_factory_unittest.cc b/content/browser/indexed_db/indexed_db_factory_unittest.cc
index f99df6330112782e9592ec5668d5812968ee51f7..c235139cc73a0f1599abcfda944f1da0ac9df4e0 100644
--- a/content/browser/indexed_db/indexed_db_factory_unittest.cc
+++ b/content/browser/indexed_db/indexed_db_factory_unittest.cc
@@ -400,9 +400,7 @@ class UpgradeNeededCallbacks : public MockIndexedDBCallbacks {
   virtual void OnUpgradeNeeded(
       int64 old_version,
       scoped_ptr<IndexedDBConnection> connection,
-      const content::IndexedDBDatabaseMetadata& metadata,
-      blink::WebIDBDataLoss data_loss,
-      std::string data_loss_message) OVERRIDE {
+      const content::IndexedDBDatabaseMetadata& metadata) OVERRIDE {
     connection_ = connection.Pass();
   }