[Clank] Add JNI interface for media persistent license storage

media/base/android/media_drm_bridge.h

 // Copyright (c) 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.
 
 #ifndef MEDIA_BASE_ANDROID_MEDIA_DRM_BRIDGE_H_
 #define MEDIA_BASE_ANDROID_MEDIA_DRM_BRIDGE_H_
 
 #include <jni.h>
 #include <stdint.h>
 
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "base/android/scoped_java_ref.h"
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "base/sequenced_task_runner_helpers.h"
+#include "media/base/android/android_util.h"
 #include "media/base/android/media_drm_bridge_cdm_context.h"
+#include "media/base/android/media_drm_storage_bridge.h"
 #include "media/base/cdm_promise.h"
 #include "media/base/cdm_promise_adapter.h"
 #include "media/base/content_decryption_module.h"
 #include "media/base/media_export.h"
 #include "media/base/player_tracker.h"
 #include "media/base/provision_fetcher.h"
 #include "media/cdm/player_tracker_impl.h"
 #include "url/gurl.h"
 
 namespace base {
@@ skipping 227 matching lines @@
                  const SessionKeysChangeCB& session_keys_change_cb,
                  const SessionExpirationUpdateCB& session_expiration_update_cb);
 
   ~MediaDrmBridge() override;
 
   static bool IsSecureDecoderRequired(SecurityLevel security_level);
 
   // Get the security level of the media.
   SecurityLevel GetSecurityLevel();
 
-  // A helper method to create a JavaObjectPtr.
-  JavaObjectPtr CreateJavaObjectPtr(jobject object);
-
   // A helper method that is called when MediaCrypto is ready.
   void NotifyMediaCryptoReady(JavaObjectPtr j_media_crypto);
 
   // Sends HTTP provisioning request to a provisioning server.
   void SendProvisioningRequest(const std::string& default_url,
                                const std::string& request_data);
 
   // Process the data received by provisioning server.
   void ProcessProvisionResponse(bool success, const std::string& response);
 
   // Called on the |task_runner_| when there is additional usable key.
   void OnHasAdditionalUsableKey();
 
   // UUID of the key system.
   std::vector<uint8_t> scheme_uuid_;
 
+  // Persistent storage for session ID map.
+  MediaDrmStorageBridge storage_;
+
   // Java MediaDrm instance.
   base::android::ScopedJavaGlobalRef<jobject> j_media_drm_;
 
   // Java MediaCrypto instance. Possible values are:
   // !j_media_crypto_:
   //   MediaCrypto creation has not been notified via NotifyMediaCryptoReady().
   // !j_media_crypto_->is_null():
   //   MediaCrypto creation succeeded and it has been notified.
   // j_media_crypto_->is_null():
   //   MediaCrypto creation failed and it has been notified.
@@ skipping 27 matching lines @@
 
   // NOTE: Weak pointers must be invalidated before all other member variables.
   base::WeakPtrFactory<MediaDrmBridge> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaDrmBridge);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_ANDROID_MEDIA_DRM_BRIDGE_H_