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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CONTENT_RENDERER_MEDIA_CRYPTO_PEPPER_CDM_WRAPPER_H_
      6 #define CONTENT_RENDERER_MEDIA_CRYPTO_PEPPER_CDM_WRAPPER_H_
      7 
      8 #if !defined(ENABLE_PEPPER_CDMS)
      9 #error This file should only be included when ENABLE_PEPPER_CDMS is defined
     10 #endif
     11 
     12 #include <string>
     13 
     14 #include "base/callback.h"
     15 
     16 class GURL;
     17 
     18 namespace content {
     19 class ContentDecryptorDelegate;
     20 
     21 // PepperCdmWrapper provides access to the Pepper CDM instance.
     22 class PepperCdmWrapper {
     23  public:
     24   virtual ~PepperCdmWrapper() {}
     25 
     26   // Returns the ContentDecryptorDelegate* associated with this plugin.
     27   virtual ContentDecryptorDelegate* GetCdmDelegate() = 0;
     28 
     29  protected:
     30   PepperCdmWrapper() {}
     31 
     32  private:
     33   DISALLOW_COPY_AND_ASSIGN(PepperCdmWrapper);
     34 };
     35 
     36 // Callback used to create a PepperCdmWrapper. This may return null if the
     37 // Pepper CDM can not be created.
     38 typedef base::Callback<scoped_ptr<PepperCdmWrapper>(
     39     const std::string& pluginType,
     40     const GURL& security_origin)> CreatePepperCdmCB;
     41 
     42 }  // namespace content
     43 
     44 #endif  // CONTENT_RENDERER_MEDIA_CRYPTO_PEPPER_CDM_WRAPPER_H_
     45