Bug 219874 Exploit Vista progress bars
We should exploit the Vista coloured progress bars
bundles/org.eclipse.jface/src/org/eclipse/jface/dialogs/ProgressMonitorDialog.java
* 
	 * @since 3.0
	 */
	protected void clearCursors() {
		if (cancel != null && !cancel.isDisposed()) {
			cancel.setCursor(null);
		}
		Shell shell = getShell();
		if (shell != null && !shell.isDisposed()) {
			shell.setCursor(null);
		}
		if (arrowCursor != null) {
			arrowCursor.dispose();
		}
		if (waitCursor != null) {
			waitCursor.dispose();
		}
		arrowCursor = null;
		waitCursor = null;
	}
	/*
	 * (non-Javadoc) Method declared in Window.
	 */
	protected void configureShell(final Shell shell) {
		super.configureShell(shell);
		shell.setText(JFaceResources.getString("ProgressMonitorDialog.title")); 
		if (waitCursor == null) {
			waitCursor = new Cursor(shell.getDisplay(), SWT.CURSOR_WAIT);
		}
		shell.setCursor(waitCursor);