Given a chunk of data, determines a MIME type. Information from the given request may be used in order to make a better decision.
Note: Implementations should consider the request read-only. Especially, they should not attempt to set the content type property that subclasses of nsIRequest might offer.
ACString getMIMETypeFromContent( in nsIRequest aRequest, [const,array,size_is(aLength)] in octet aData, in unsigned long aLength );
The request where this data came from. May be
- Data to check.
- Length of the data.
The content type.