fFindWriteReferencesInProjectAction= null;
	public void dispose() {		ISelectionProvider provider= fSite.getSelectionProvider();		if (provider != null) {			disposeAction(fFindWriteReferencesAction, provider);			disposeAction(fFindWriteReferencesInHierarchyAction, provider);			disposeAction(fFindWriteReferencesInWorkingSetAction, provider);		}		fFindWriteReferencesAction= null;		fFindWriteReferencesInHierarchyAction= null;		fFindWriteReferencesInWorkingSetAction= null;		updateGlobalActionHandlers();		super.dispose();	}