Bug 61313 Platform native icons not used in dialogs
N20040506 For example the 'info' icon for operations in progress, the 'error' icon when an exception occurs, and the 'question' icon when asked to confirm a resource deletion. These used to use the native icons on Windows XP but now they look quite different and non-native. This is a fairly recent regression.
bundles/org.eclipse.jface/src/org/eclipse/jface/dialogs/Dialog.java
* with an ID of <code>IDialogConstants.CANCEL_ID</code>. If
	 * <code>createButton</code> was never called with this parameter, or if
	 * <code>createButton</code> is overridden, <code>getCancelButton</code>
	 * will return <code>null</code>.
	 * 
	 * @return the cancel button or <code>null</code>
	 * 
	 * @see #createButton(Composite, int, String, boolean)
	 * @since 2.0
	 * @deprecated Use <code>getButton(IDialogConstants.CANCEL_ID)</code>
	 *             instead. This method will be removed soon.
	 */
	protected Button getCancelButton() {
		return getButton(IDialogConstants.CANCEL_ID);
	}
	/**
	 * Returns the dialog area control.
	 * <p>
	 * Clients may call this framework method, but should not override it.
	 * </p>
	 * 
	 * @return the dialog area, or <code>null</code> if the dialog area has
	 *         not been created yet
	 */
	protected Control getDialogArea() {
		return dialogArea;
	}
	/**
	 * Returns the standard dialog image with the given key. Note that these
	 * images are managed by the dialog framework, and must not be disposed by