EME: Close existing sessions on CDM failure

media/base/BUILD.gn

 # 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.
 
 import("//build/config/android/config.gni")
 import("//build/config/arm.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//build/config/linux/pkg_config.gni")
 import("//media/media_options.gni")
@@ skipping 79 matching lines @@
     "cdm_factory.cc",
     "cdm_factory.h",
     "cdm_initialized_promise.cc",
     "cdm_initialized_promise.h",
     "cdm_key_information.cc",
     "cdm_key_information.h",
     "cdm_promise.cc",
     "cdm_promise.h",
     "cdm_promise_adapter.cc",
     "cdm_promise_adapter.h",
+    "cdm_session_tracker.cc",
+    "cdm_session_tracker.h",
     "channel_mixer.cc",
     "channel_mixer.h",
     "channel_mixing_matrix.cc",
     "channel_mixing_matrix.h",
     "container_names.cc",
     "container_names.h",
     "data_buffer.cc",
     "data_buffer.h",
     "data_source.cc",
     "data_source.h",
@@ skipping 496 matching lines @@
 
 fuzzer_test("media_container_names_fuzzer") {
   sources = [
     "container_names_fuzzertest.cc",
   ]
   deps = [
     "//base",
     "//media",
   ]
 }