Make AudioDecoderConfig copyable.

media/crypto/aes_decryptor.cc

 // 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.
 
 #include "media/crypto/aes_decryptor.h"
 
 #include <vector>
 
 #include "base/logging.h"
 #include "base/stl_util.h"
@@ skipping 248 matching lines @@
 
   decrypted->SetTimestamp(encrypted->GetTimestamp());
   decrypted->SetDuration(encrypted->GetDuration());
   decrypt_cb.Run(kSuccess, decrypted);
 }
 
 void AesDecryptor::CancelDecrypt(StreamType stream_type) {
   // Decrypt() calls the DecryptCB synchronously so there's nothing to cancel.
 }
 
-void AesDecryptor::InitializeAudioDecoder(scoped_ptr<AudioDecoderConfig> config,
+void AesDecryptor::InitializeAudioDecoder(const AudioDecoderConfig& config,
                                           const DecoderInitCB& init_cb) {
   // AesDecryptor does not support audio decoding.
   init_cb.Run(false);
 }
 
 void AesDecryptor::InitializeVideoDecoder(const VideoDecoderConfig& config,
                                           const DecoderInitCB& init_cb) {
   // AesDecryptor does not support video decoding.
   init_cb.Run(false);
 }
@@ skipping 48 matching lines @@
 bool AesDecryptor::DecryptionKey::Init() {
   CHECK(!secret_.empty());
   decryption_key_.reset(crypto::SymmetricKey::Import(
       crypto::SymmetricKey::AES, secret_));
   if (!decryption_key_.get())
     return false;
   return true;
 }
 
 }  // namespace media