Bug 159998 NPE in TableViewerTests
N20061006 java.lang.NullPointerException at org.eclipse.jface.dialogs.TitleAreaDialog.setTitleImage(TitleAreaDialog.java:583) at org.eclipse.jface.tests.dialogs.TitleAreaDialogTest.testSetTitleImageNull(TitleAreaDialogTest.java:47) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:327) at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:201) at org.eclipse.test.CoreTestApplication.runTests(CoreTestApplication.java:35) at org.eclipse.test.CoreTestApplication.run(CoreTestApplication.java:31) at org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:78) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:74) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:348) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:165) at org.eclipse.core.launcher.Main.invokeFramework(Main.java:341) at org.eclipse.core.launcher.Main.basicRun(Main.java:285) at org.eclipse.core.launcher.Main.run(Main.java:987) at org.eclipse.core.launcher.Main.main(Main.java:962)
bundles/org.eclipse.jface/src/org/eclipse/jface/dialogs/TitleAreaDialog.java
if (message == null) 
				
				message = ""; 
			updateMessage(message);
			messageImageLabel.setImage(messageImage);
			setImageLabelVisible(messageImage != null);
		} else {
			
			
			String displayedErrorMessage = " " + errorMessage; 
			updateMessage(displayedErrorMessage);
			if (!showingError) {
				
				showingError = true;
				messageImageLabel.setImage(JFaceResources
						.getImage(DLG_IMG_TITLE_ERROR));
				setImageLabelVisible(true);
			}
		}
		layoutForNewMessage();
	}
	/**
	 * Re-layout the labels for the new message.
	 */
	private void layoutForNewMessage() {
		int verticalSpacing = convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_SPACING);