harmony 鸿蒙cl.multimedia.av_session.001 Change of All av_session APIs to System APIs

cl.multimedia.av_session.001 Change of All av_session APIs to System APIs

All av_session APIs are changed to system APIs.

Change Impact

Non-system applications and applications without system API permission cannot call system APIs.

Key API/Component Changes

All APIs are changed to system APIs. The table below describes the APIs.

API/Enum/Variable	Type	Is System API
SessionToken	interface	Yes
AVMetadata	interface	Yes
AVPlaybackState	interface	Yes
PlaybackPosition	interface	Yes
OutputDeviceInfo	interface	Yes
AVSessionDescriptor	interface	Yes
AVSessionController	interface	Yes
AVControlCommand	interface	Yes
createAVSession	function	Yes
getAllSessionDescriptors	function	Yes
createController	function	Yes
castAudio	function	Yes
on	function	Yes
off	function	Yes
sendSystemAVKeyEvent	function	Yes
sendSystemControlCommand	function	Yes
sessionId	variable	Yes
setAVMetadata	function	Yes
setAVPlaybackState	function	Yes
setLaunchAbility	function	Yes
getController	function	Yes
getOutputDevice	function	Yes
activate	function	Yes
deactivate	function	Yes
destroy	function	Yes
getAVPlaybackState	function	Yes
getAVMetadata	function	Yes
getOutputDevice	function	Yes
sendAVKeyEvent	function	Yes
getLaunchAbility	function	Yes
getRealPlaybackPositionSync	function	Yes
isActive	function	Yes
getValidCommands	function	Yes
sendControlCommand	function	Yes
AVSessionType	type	Yes
AVControlCommandType	type	Yes
LoopMode	enum	Yes
PlaybackState	enum	Yes
AVSessionErrorCode	enum	Yes