Bug 132821 [Dialogs] Stored Dialog location and size invalid after changing font
bundles/org.eclipse.jface/src/org/eclipse/jface/dialogs/Dialog.java
* the button bar).
	 * <p>
	 * The <code>Dialog</code> implementation of this framework method creates
	 * and returns a new <code>Composite</code> with standard margins and
	 * spacing.
	 * </p>
	 * <p>
	 * The returned control's layout data must be an instance of
	 * <code>GridData</code>. This method must not modify the parent's
	 * layout.
	 * </p>
	 * <p>
	 * Subclasses must override this method but may call <code>super</code> as
	 * in the following example:
	 * </p>
	 * 
	 * <pre>
	 * Composite composite = (Composite) super.createDialogArea(parent);
	 * //add controls to composite as necessary
	 * return composite;
	 * </pre>
	 * 
	 * @param parent
	 *            the parent composite to contain the dialog area
	 * @return the dialog area control
	 */
	protected Control createDialogArea(Composite parent) {
		
		Composite composite = new Composite(parent, SWT.NONE);
		GridLayout layout = new GridLayout();