| // Copyright 2016 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_MIME_REGISTRY_IMPL_H_ | 
 | #define CONTENT_BROWSER_MIME_REGISTRY_IMPL_H_ | 
 |  | 
 | #include "base/macros.h" | 
 | #include "base/sequence_checker.h" | 
 | #include "third_party/blink/public/platform/mime_registry.mojom.h" | 
 |  | 
 | namespace content { | 
 |  | 
 | class MimeRegistryImpl : public blink::mojom::MimeRegistry { | 
 |  public: | 
 |   MimeRegistryImpl(); | 
 |   ~MimeRegistryImpl() override; | 
 |  | 
 |   static void Create(blink::mojom::MimeRegistryRequest request); | 
 |  | 
 |  private: | 
 |   void GetMimeTypeFromExtension( | 
 |       const std::string& extension, | 
 |       GetMimeTypeFromExtensionCallback callback) override; | 
 |  | 
 |   SEQUENCE_CHECKER(sequence_checker_); | 
 |  | 
 |   DISALLOW_COPY_AND_ASSIGN(MimeRegistryImpl); | 
 | }; | 
 |  | 
 | }  // namespace content | 
 |  | 
 | #endif  // CONTENT_BROWSER_MIME_REGISTRY_IMPL_H_ |