Shell shell = getShell (); shell.setToolTipText (handle, null);
setToolTipText (getShell (), null);
void releaseWidget () {	super.releaseWidget ();	if (OS.IsDBLocale) {		OS.ImmAssociateContext (handle, 0);	}	if (toolTipText != null) {		Shell shell = getShell ();		shell.setToolTipText (handle, null);	}	toolTipText = null;	if (menu != null && !menu.isDisposed ()) {		menu.dispose ();	}	menu = null;	cursor = null;	deregister ();	unsubclass ();	parent = null;	layoutData = null;	if (accessible != null) {		accessible.internal_dispose_Accessible ();	}	accessible = null;}