Bug 132821 [Dialogs] Stored Dialog location and size invalid after changing font
bundles/org.eclipse.jface/src/org/eclipse/jface/dialogs/Dialog.java
/**
	 * Constants that can be used for specifying the strategy for persisting
	 * dialog bounds.  These constants represent bit masks that can be used
	 * together.
	 *
	 *@since 3.2
	 */
	
	/**
	 * Persist the last location of the dialog.
	 * @since 3.2
	 */
	public static final int DIALOG_PERSISTLOCATION = 0x0001;
	/**
	 * Persist the last known size of the dialog.
	 * @since 3.2
	 */
	public static final int DIALOG_PERSISTSIZE = 0x0002;
	
	/**
	 * NOTE: Dialog does not the following images in the registry DLG_IMG_ERROR
	 * DLG_IMG_INFO DLG_IMG_QUESTION DLG_IMG_WARNING
	 * 
	 * They are now coming directly from SWT see ImageRegistry. For backwards
	 * compatibility they are still supported, however new code should use SWT
	 * for these.
	 * 
	 * @see Display#getSystemIcon(int ID)
	 */
	static {