IndexedDB: Simplify data loss code/message routing

content/browser/indexed_db/indexed_db_factory_unittest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/indexed_db/indexed_db_factory.h"
 
 #include "base/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 382 matching lines @@
  public:
   virtual void OnSuccess(scoped_ptr<IndexedDBConnection> connection,
                          const IndexedDBDatabaseMetadata& metadata) OVERRIDE {
     EXPECT_TRUE(connection_.get());
     EXPECT_FALSE(connection.get());
   }
 
   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();
   }
 
  protected:
   virtual ~UpgradeNeededCallbacks() {}
 };
 
 class ErrorCallbacks : public MockIndexedDBCallbacks {
  public:
   ErrorCallbacks() : MockIndexedDBCallbacks(false), saw_error_(false) {}
@@ skipping 56 matching lines @@
                   origin,
                   temp_directory.path());
     EXPECT_FALSE(factory->IsDatabaseOpen(origin, db_name));
   }
 
   // Terminate all pending-close timers.
   factory->ForceClose(origin);
 }
 
 }  // namespace content