Bug 30402 [Preferences] Banner should have 1-pixel border
build I20030115 In the Preferences and Properties dialogs, the banner currently has a black and white border on the bottom. It should have a black border all the way around it, plus the white line at the bottom. See the attached image from graphic design.
bundles/org.eclipse.jface/src/org/eclipse/jface/preference/PreferenceDialog.java
/* (non-Javadoc)
	 * Method declared on Dialog.
	 */
	protected void cancelPressed() {
		
		Iterator nodes =
			preferenceManager
				.getElements(PreferenceManager.PRE_ORDER)
				.iterator();
		while (nodes.hasNext()) {
			IPreferenceNode node = (IPreferenceNode) nodes.next();
			if (node.getPage() != null) {
				if (!node.getPage().performCancel())
					return;
			}
		}
		setReturnCode(CANCEL);
		close();
	}
	/* (non-Javadoc)
	 * Method declared on Window.
	 */
	public boolean close() {
		setSelectedNode();
		List nodes = preferenceManager.getElements(PreferenceManager.PRE_ORDER);
		for (int i = 0; i < nodes.size(); i++) {
			IPreferenceNode node = (IPreferenceNode) nodes.get(i);
			node.disposeResources();
		}
		return super.close();