[Chromecast] Pass security origin to CastCdm and remove destination url

chromecast/media/cdm/cast_cdm.cc

 // 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.
 
 #include "chromecast/media/cdm/cast_cdm.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/memory/ptr_util.h"
 #include "base/single_thread_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "chromecast/media/base/decrypt_context_impl.h"
 #include "chromecast/media/base/media_resource_tracker.h"
 #include "media/base/cdm_key_information.h"
 #include "media/base/decryptor.h"
 #include "media/cdm/player_tracker_impl.h"
+#include "url/gurl.h"
 
 namespace chromecast {
 namespace media {
 namespace {
 
 class CastCdmContextImpl : public CastCdmContext {
  public:
   explicit CastCdmContextImpl(CastCdm* cast_cdm) : cast_cdm_(cast_cdm) {
     DCHECK(cast_cdm_);
   }
@@ skipping 73 matching lines @@
   DCHECK(thread_checker_.CalledOnValidThread());
   player_tracker_impl_->UnregisterPlayer(registration_id);
 }
 
 ::media::CdmContext* CastCdm::GetCdmContext() {
   return cast_cdm_context_.get();
 }
 
 void CastCdm::OnSessionMessage(const std::string& session_id,
                                const std::vector<uint8_t>& message,
-                               const GURL& destination_url,
                                ::media::MediaKeys::MessageType message_type) {
-  session_message_cb_.Run(session_id, message_type, message, destination_url);
+  session_message_cb_.Run(session_id, message_type, message, GURL::EmptyGURL());
 }
 
 void CastCdm::OnSessionClosed(const std::string& session_id) {
   session_closed_cb_.Run(session_id);
 }
 
 void CastCdm::OnSessionKeysChange(const std::string& session_id,
                                   bool newly_usable_keys,
                                   ::media::CdmKeysInfo keys_info) {
   session_keys_change_cb_.Run(session_id, newly_usable_keys,
@@ skipping 13 matching lines @@
     keys_info->push_back(cdm_key_information.release());
   }
 }
 
 // A default empty implementation for subclasses that don't need to provide
 // any key system specific initialization.
 void CastCdm::InitializeInternal() {}
 
 }  // namespace media
 }  // namespace chromecast