The MediaEncryptedEvent constructor creates a new MediaEncryptedEvent object.
Note: In normal cases, you don't need to call this constructor in your code as such events are usually generated by the browser when needed.
new MediaEncryptedEvent(type)
new MediaEncryptedEvent(type, options)typeA string with the name of the event. It is case-sensitive and browsers always set it to encrypted.
options OptionalAn object that, in addition of the properties defined in Event(), can have the following properties:
initDataTypeA string with the type of the initialization data contained in this object
messageAn ArrayBuffer with the initialization data, or null if there is none.
A new MediaEncryptedEvent object.