EME: ProxyDecryptor creates MediaKeys instead of Decryptor.

webkit/renderer/media/crypto/proxy_decryptor.h

 // 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.
 
 #ifndef WEBKIT_RENDERER_MEDIA_CRYPTO_PROXY_DECRYPTOR_H_
 #define WEBKIT_RENDERER_MEDIA_CRYPTO_PROXY_DECRYPTOR_H_
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 37 matching lines @@
   // May only be called after InitializeCDM() succeeds.
   virtual bool GenerateKeyRequest(const std::string& type,
                                   const uint8* init_data,
                                   int init_data_length) OVERRIDE;
   virtual void AddKey(const uint8* key, int key_length,
                       const uint8* init_data, int init_data_length,
                       const std::string& session_id) OVERRIDE;
   virtual void CancelKeyRequest(const std::string& session_id) OVERRIDE;
 
  private:
-  // Helper functions to create decryptors to handle the given |key_system|.
-  scoped_ptr<media::Decryptor> CreateDecryptor(const std::string& key_system);
+  // Helper functions to create MediaKeys to handle the given |key_system|.
+  scoped_ptr<media::MediaKeys> CreateMediaKeys(const std::string& key_system);
+
 #if defined(ENABLE_PEPPER_CDMS)
-  scoped_ptr<media::Decryptor> CreatePpapiDecryptor(
+  scoped_ptr<media::MediaKeys> CreatePpapiDecryptor(
       const std::string& key_system);
   // Callback for cleaning up a Pepper CDM.
   void DestroyHelperPlugin();
 #endif  // defined(ENABLE_PEPPER_CDMS)
 
   // Callbacks for firing key events.
   void KeyAdded(const std::string& session_id);
   void KeyError(const std::string& session_id,
                 media::MediaKeys::KeyError error_code,
                 int system_code);
@@ skipping 13 matching lines @@
   media::KeyErrorCB key_error_cb_;
   media::KeyMessageCB key_message_cb_;
   media::NeedKeyCB need_key_cb_;
 
   // Protects the |decryptor_|. Note that |decryptor_| itself should be thread
   // safe as per the Decryptor interface.
   base::Lock lock_;
 
   media::DecryptorReadyCB decryptor_ready_cb_;
 
-  // The real decryptor that does decryption for the ProxyDecryptor.
+  // The real MediaKeys that manages key operations for the ProxyDecryptor.
   // This pointer is protected by the |lock_|.
-  scoped_ptr<media::Decryptor> decryptor_;
+  scoped_ptr<media::MediaKeys> media_keys_;
 
   base::WeakPtrFactory<ProxyDecryptor> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ProxyDecryptor);
 };
 
 }  // namespace webkit_media
 
 #endif  // WEBKIT_RENDERER_MEDIA_CRYPTO_PROXY_DECRYPTOR_H_