EME: Remove obsolete legacy APIs related to versions of prefixed EME

chromecast/media/cdm/cast_cdm.h

 // Copyright 2014 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 CHROMECAST_MEDIA_CDM_cast_cdm_H_
 #define CHROMECAST_MEDIA_CDM_cast_cdm_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 32 matching lines @@
 //   thread,
 // - or CastCdm implementations must use some locks.
 //
 class CastCdm : public ::media::MediaKeys {
  public:
   explicit CastCdm(MediaResourceTracker* media_resource_tracker);
 
   void Initialize(
       const ::media::SessionMessageCB& session_message_cb,
       const ::media::SessionClosedCB& session_closed_cb,
-      const ::media::LegacySessionErrorCB& legacy_session_error_cb,
       const ::media::SessionKeysChangeCB& session_keys_change_cb,
       const ::media::SessionExpirationUpdateCB& session_expiration_update_cb);
 
   int RegisterPlayer(const base::Closure& new_key_cb,
                      const base::Closure& cdm_unset_cb);
   void UnregisterPlayer(int registration_id);
 
   // Returns the decryption context needed to decrypt frames encrypted with
   // |key_id|. Returns null if |key_id| is not available.
   virtual std::unique_ptr<DecryptContextImpl> GetDecryptContext(
@@ skipping 22 matching lines @@
   void KeyIdAndKeyPairsToInfo(const ::media::KeyIdAndKeyPairs& keys,
                               ::media::CdmKeysInfo* key_info);
 
  private:
   // Allow subclasses to override to provide key sysytem specific
   // initialization.
   virtual void InitializeInternal();
 
   ::media::SessionMessageCB session_message_cb_;
   ::media::SessionClosedCB session_closed_cb_;
-  ::media::LegacySessionErrorCB legacy_session_error_cb_;
   ::media::SessionKeysChangeCB session_keys_change_cb_;
   ::media::SessionExpirationUpdateCB session_expiration_update_cb_;
 
   MediaResourceTracker* media_resource_tracker_;
   std::unique_ptr<::media::PlayerTrackerImpl> player_tracker_impl_;
   std::unique_ptr<CastCdmContext> cast_cdm_context_;
 
   base::ThreadChecker thread_checker_;
 
   DISALLOW_COPY_AND_ASSIGN(CastCdm);
 };
 
 }  // namespace media
 }  // namespace chromecast
 
 #endif  // CHROMECAST_MEDIA_CDM_cast_cdm_H_