Transform RefCountedDeleteOnMessageLoop to RefCountedDeleteOnSequence.

components/webdata/common/web_database_service.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 "components/webdata/common/web_database_service.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 24 matching lines @@
   }
  private:
   const base::WeakPtr<WebDatabaseService> web_database_service_;
   scoped_refptr<base::SingleThreadTaskRunner> callback_thread_;
 };
 
 WebDatabaseService::WebDatabaseService(
     const base::FilePath& path,
     scoped_refptr<base::SingleThreadTaskRunner> ui_thread,
     scoped_refptr<base::SingleThreadTaskRunner> db_thread)
-    : base::RefCountedDeleteOnMessageLoop<WebDatabaseService>(ui_thread),
+    : base::RefCountedDeleteOnSequence<WebDatabaseService>(ui_thread),
       path_(path),
       db_loaded_(false),
       db_thread_(db_thread),
       weak_ptr_factory_(this) {
   // WebDatabaseService should be instantiated on UI thread.
   DCHECK(ui_thread->BelongsToCurrentThread());
   // WebDatabaseService requires DB thread if instantiated.
   DCHECK(db_thread.get());
 }
 
@@ skipping 99 matching lines @@
     db_loaded_ = true;
 
     while (!loaded_callbacks_.empty()) {
       DBLoadedCallback loaded_callback = loaded_callbacks_.back();
       loaded_callbacks_.pop_back();
       if (!loaded_callback.is_null())
         loaded_callback.Run();
     }
   }
 }