Bug 299212 [Preferences] BIDI_BDL: Incorrect path display in Linked Resources list of Preferences dialog
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/dialogs/PathVariablesGroup.java
updateWidgetState();
    }
    /**
     * Creates the widget group.
     * Callers must call <code>dispose</code> when the group is no 
     * longer needed.
     * 
     * @param parent the widget parent
     * @return container of the widgets 
     */
    public Control createContents(Composite parent) {
        Font font = parent.getFont();
        if (imageUnkown == null) {
            ImageDescriptor descriptor = AbstractUIPlugin
                    .imageDescriptorFromPlugin(
                            IDEWorkbenchPlugin.IDE_WORKBENCH,
                            "$nl$/icons/full/obj16/warning.gif"); 
            imageUnkown = descriptor.createImage();
        }
        initializeDialogUnits(parent);
        shell = parent.getShell();
        
        Composite pageComponent = new Composite(parent, SWT.NULL);
        GridLayout layout = new GridLayout();
        layout.numColumns = 2;
        layout.marginWidth = 0;
        layout.marginHeight = 0;
        pageComponent.setLayout(layout);
        GridData data = new GridData(GridData.FILL_BOTH);
        data.widthHint = SIZING_SELECTION_PANE_WIDTH;