Bug 293490 ControlExample is too wide on Cocoa.
We shorten the tab item text on carbon, but not on cocoa.
examples/org.eclipse.swt.examples/src/org/eclipse/swt/examples/controlexample/ControlExample.java
item.setText (tabs [i].getTabText ());
		    item.setControl (tabs [i].createTabFolderPage (tabFolder));
		    item.setData (tabs [i]);
		}
		startup = false;
	}
	/**
	 * Answers the set of example Tabs
	 */
	Tab[] createTabs() {
		return new Tab [] {
			new ButtonTab (this),
			new CanvasTab (this),
			new ComboTab (this),
			new CoolBarTab (this),
			new DateTimeTab (this),
			new DialogTab (this),
			new ExpandBarTab (this),
			new GroupTab (this),
			new LabelTab (this),
			new LinkTab (this),
			new ListTab (this),
			new MenuTab (this),
			new ProgressBarTab (this),
			new SashTab (this),
			new ScaleTab (this),
			shellTab = new ShellTab(this),
			new SliderTab (this),
			new SpinnerTab (this),
			new TabFolderTab (this),