Bug 98265 Strings in Combo drop down list are truncated
Long strings writtenn in Japanese/Chinese are truncated in a dropdown list of a ComboBox. The list is not wide enough. The combo box's parent has GridLayout and the combobox has GridData with HORIZONTAL_FILL.
tests/org.eclipse.ui.tests.performance/src/org/eclipse/jface/tests/performance/ComboViewerRefreshTest.java
super(testName, tagging);
	}
	public ComboViewerRefreshTest(String testName) {
		super(testName);
	}
	protected StructuredViewer createViewer(Shell shell) {
		
		setDegradationComment("<a href=https://bugs.eclipse.org/bugs/show_bug.cgi?id=135147>See Bug 135147</a> ");
		viewer = new ComboViewer(shell);
		contentProvider = new RefreshTestContentProvider(ELEMENT_COUNT);
		viewer.setContentProvider(contentProvider);
		viewer.setLabelProvider(getLabelProvider());
		return viewer;
	}
	/**
	 * Test the time for doing a refresh.
	 * 
	 * @throws Throwable
	 */
	public void testRefresh() throws Throwable {
		ELEMENT_COUNT = 1000;
		openBrowser();
		exercise(new TestRunnable() {
			public void run() {
				startMeasuring();
				viewer.refresh();
				processEvents();
				stopMeasuring();
			}
		}, MIN_ITERATIONS, ITERATIONS,