sourceFileName
The source file name to upload
sourceStream
The source stream to upload
siteUri
The SharePoint server site URI
destinationPath
The destination path.
error
Any error that occurred during the asynchronous operation.
cancelled
A value that indicates whether the asynchronous operation was canceled.
userState
The optional user-supplied state object that is used to identify the task that raised the upload operation.
This constructor initializes the members of this class as follows: