[Clank] Load/Remove persistent license

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>
 
@@ skipping 201 matching lines @@
   void OnSessionClosed(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& j_media_drm,
       const base::android::JavaParamRef<jbyteArray>& j_session_id);
 
   void OnSessionKeysChange(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& j_media_drm,
       const base::android::JavaParamRef<jbyteArray>& j_session_id,
       const base::android::JavaParamRef<jobjectArray>& j_keys_info,
-      bool has_additional_usable_key);
+      bool has_additional_usable_key,
+      bool is_key_release);

[xhwang, 2017/04/05 18:31:50]

Add a comment why "key_release" is special.

[yucliu1, 2017/04/05 23:04:07]

Done.

 
   // |expiry_time_ms| is the new expiration time for the keys in the session.
   // The time is in milliseconds, relative to the Unix epoch. A time of 0
   // indicates that the keys never expire.
   void OnSessionExpirationUpdate(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& j_media_drm,
       const base::android::JavaParamRef<jbyteArray>& j_session_id,
       jlong expiry_time_ms);
 
@@ skipping 101 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_