Implement checks for distinctiveIdentifier and persistentState in requestMediaKeySystemAccess().

chrome/renderer/media/chrome_key_systems.cc

 // Copyright 2013 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 "chrome/renderer/media/chrome_key_systems.h"
 
 #include <string>
 #include <vector>
 
 #include "base/logging.h"
@@ skipping 63 matching lines @@
 
   KeySystemInfo info(kExternalClearKeyKeySystem);
 
   info.supported_codecs = media::EME_CODEC_WEBM_ALL;
   info.supported_init_data_types = media::EME_INIT_DATA_TYPE_WEBM;
 #if defined(USE_PROPRIETARY_CODECS)
   info.supported_codecs |= media::EME_CODEC_MP4_ALL;
   info.supported_init_data_types |= media::EME_INIT_DATA_TYPE_CENC;
 #endif  // defined(USE_PROPRIETARY_CODECS)
 
+  // Persistent sessions are faked.
+  info.persistent_state_requirement = media::EME_REQUIREMENT_OPTIONAL;
+  info.distinctive_identifier_requirement = media::EME_REQUIREMENT_NOT_ALLOWED;
+  info.supported_session_types = media::EME_SESSION_TYPE_TEMPORARY |
+                                 media::EME_SESSION_TYPE_PERSISTENT_LICENSE;
+
   info.pepper_type = kExternalClearKeyPepperType;
 
   concrete_key_systems->push_back(info);
 
   // Add support of decrypt-only mode in ClearKeyCdm.
   info.key_system = kExternalClearKeyDecryptOnlyKeySystem;
   concrete_key_systems->push_back(info);
 
   // A key system that triggers FileIO test in ClearKeyCdm.
   info.key_system = kExternalClearKeyFileIOTestKeySystem;
@@ skipping 97 matching lines @@
 
 #if defined(WIDEVINE_CDM_AVAILABLE)
   AddPepperBasedWidevine(key_systems_info);
 #endif  // defined(WIDEVINE_CDM_AVAILABLE)
 #endif  // defined(ENABLE_PEPPER_CDMS)
 
 #if defined(OS_ANDROID)
   cdm::AddAndroidWidevine(key_systems_info);
 #endif  // defined(OS_ANDROID)
 }