media: Rename MediaKeys to ContentDecryptionModule

media/mojo/services/mojo_audio_decoder_service.h

 // 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 MEDIA_MOJO_SERVICES_MOJO_AUDIO_DECODER_SERVICE_H_
 #define MEDIA_MOJO_SERVICES_MOJO_AUDIO_DECODER_SERVICE_H_
 
 #include <stdint.h>
 
 #include <memory>
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "media/base/audio_decoder.h"
 #include "media/mojo/interfaces/audio_decoder.mojom.h"
 #include "media/mojo/services/media_mojo_export.h"
 
 namespace media {
 
-class MediaKeys;
+class ContentDecryptionModule;
 class MojoCdmServiceContext;
 class MojoDecoderBufferReader;
 
 class MEDIA_MOJO_EXPORT MojoAudioDecoderService
     : NON_EXPORTED_BASE(public mojom::AudioDecoder) {
  public:
   MojoAudioDecoderService(
       base::WeakPtr<MojoCdmServiceContext> mojo_cdm_service_context,
       std::unique_ptr<media::AudioDecoder> decoder);
 
   ~MojoAudioDecoderService() final;
 
   // mojom::AudioDecoder implementation
   void Initialize(mojom::AudioDecoderClientAssociatedPtrInfo client,
                   mojom::AudioDecoderConfigPtr config,
                   int32_t cdm_id,
                   const InitializeCallback& callback) final;
 
   void SetDataSource(mojo::ScopedDataPipeConsumerHandle receive_pipe) final;
 
   void Decode(mojom::DecoderBufferPtr buffer,
               const DecodeCallback& callback) final;
 
   void Reset(const ResetCallback& callback) final;
 
  private:
   // Called by |decoder_| upon finishing initialization.
   void OnInitialized(const InitializeCallback& callback,
-                     scoped_refptr<MediaKeys> cdm,
+                     scoped_refptr<ContentDecryptionModule> cdm,
                      bool success);
 
   void OnReadDone(const DecodeCallback& callback,
                   scoped_refptr<DecoderBuffer> buffer);
 
   // Called by |decoder_| when DecoderBuffer is accepted or rejected.
   void OnDecodeStatus(const DecodeCallback& callback,
                       media::DecodeStatus status);
 
   // Called by |decoder_| when reset sequence is finished.
   void OnResetDone(const ResetCallback& callback);
 
   // Called by |decoder_| for each decoded buffer.
   void OnAudioBufferReady(const scoped_refptr<AudioBuffer>& audio_buffer);
 
   std::unique_ptr<MojoDecoderBufferReader> mojo_decoder_buffer_reader_;
 
   // A helper object required to get CDM from CDM id.
   base::WeakPtr<MojoCdmServiceContext> mojo_cdm_service_context_;
 
   // The destination for the decoded buffers.
   mojom::AudioDecoderClientAssociatedPtr client_;
 
   // Hold a reference to the CDM to keep it alive for the lifetime of the
   // |decoder_|. The |cdm_| owns the CdmContext which is passed to |decoder_|.
-  scoped_refptr<MediaKeys> cdm_;
+  scoped_refptr<ContentDecryptionModule> cdm_;
 
   // The AudioDecoder that does actual decoding work.
   // This MUST be declared after |cdm_| to maintain correct destruction order.
   // The |decoder_| may need to access the CDM to do some clean up work in its
   // own destructor.
   std::unique_ptr<media::AudioDecoder> decoder_;
 
   base::WeakPtr<MojoAudioDecoderService> weak_this_;
   base::WeakPtrFactory<MojoAudioDecoderService> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(MojoAudioDecoderService);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_MOJO_SERVICES_MOJO_AUDIO_DECODER_SERVICE_H_