Add "type" in GenerateKeyRequest() and OnNeedKey().

webkit/media/crypto/proxy_decryptor.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 WEBKIT_MEDIA_CRYPTO_PROXY_DECRYPTOR_H_
 #define WEBKIT_MEDIA_CRYPTO_PROXY_DECRYPTOR_H_
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 36 matching lines @@
 
   // Requests the ProxyDecryptor to notify the decryptor creation through the
   // |decryptor_notification_cb| provided.
   // If |decryptor_notification_cb| is null, the ProxyDecryptor should cancel
   // the existing request and fire it with NULL immediately.
   void RequestDecryptorNotification(
       const DecryptorNotificationCB& decryptor_notification_cb);
 
   // media::Decryptor implementation.
   virtual bool GenerateKeyRequest(const std::string& key_system,
+                                  const std::string& type,
                                   const uint8* init_data,
                                   int init_data_length) OVERRIDE;
   virtual void AddKey(const std::string& key_system,
                       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& key_system,
                                 const std::string& session_id) OVERRIDE;
@@ skipping 78 matching lines @@
   // the |pending_buffer_to_decrypt_| again if kNoKey is returned because a
   // new key has been added.
   bool has_new_key_added_;
 
   DISALLOW_COPY_AND_ASSIGN(ProxyDecryptor);
 };
 
 }  // namespace webkit_media
 
 #endif  // WEBKIT_MEDIA_CRYPTO_PROXY_DECRYPTOR_H_