Convert string16 to base::string16 in content.

content/browser/indexed_db/indexed_db_callbacks.h

 // Copyright (c) 2012 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.
 
 #ifndef CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_CALLBACKS_H_
 #define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_CALLBACKS_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 33 matching lines @@
   IndexedDBCallbacks(IndexedDBDispatcherHost* dispatcher_host,
                      int32 ipc_thread_id,
                      int32 ipc_callbacks_id,
                      int32 ipc_database_callbacks_id,
                      int64 host_transaction_id,
                      const GURL& origin_url);
 
   virtual void OnError(const IndexedDBDatabaseError& error);
 
   // IndexedDBFactory::GetDatabaseNames
-  virtual void OnSuccess(const std::vector<string16>& string);
+  virtual void OnSuccess(const std::vector<base::string16>& string);
 
   // IndexedDBFactory::Open / DeleteDatabase
   virtual void OnBlocked(int64 existing_version);
 
   // IndexedDBFactory::Open
   virtual void OnUpgradeNeeded(
       int64 old_version,
       scoped_ptr<IndexedDBConnection> connection,
       const content::IndexedDBDatabaseMetadata& metadata,
       blink::WebIDBDataLoss data_loss,
@@ skipping 53 matching lines @@
   // IndexedDBDatabase callbacks ------------------------
   int64 host_transaction_id_;
   GURL origin_url_;
   int32 ipc_database_id_;
   int32 ipc_database_callbacks_id_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_CALLBACKS_H_