@Override
	protected void cancelCallback() {
		close();
	}
Creates a new dialog.

@param plugin the currrent plugin
@param repHandle the name of the repository
@param knownUsers list of all users in the repository
@param allowEditing if true, widgets for adding/removing users will be available
@throws UserAccessException
@throws IOException
@throws NotConnectedException
Ghidra/Framework/Project/src/main/java/ghidra/framework/main/ProjectAccessDialog.java