VoIPExtensionContext is the context of VoIPExtensionAbility, and inherits from UIExtensionContext.
Model restriction: This attribute can be used only in the stage model.
System capability: SystemCapability.Push.PushService
Since: 4.1.0(11)
Deprecated since: 26.0.0
Model restriction: This attribute can be used only in the stage model.
System capability: SystemCapability.Push.PushService
Since: 4.1.0(11)
Deprecated since: 26.0.0
This class inherits from UIExtensionContext, and no content is added.