Bug 33518 Label of "New Classpath Entry" dialog doesn't show banded background
I2003-02-27 The "New Classpath Entry" dialog contains a label that is supposed to display some status information. On MacOS X, the label is display with either white or gray background. However, there should be no colored background instead the common OSX background should show through.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/dialogs/MessageLine.java
* Creates a new message line as a child of the given parent.
	 */
	public MessageLine(Composite parent) {
		this(parent, SWT.LEFT);
	}
	/**
	 * Creates a new message line as a child of the parent and with the given SWT stylebits.
	 */
	public MessageLine(Composite parent, int style) {
		super(parent, style);
		fNormalMsgAreaBackground= getBackground();
		fErrorMsgAreaBackground= null;
	}
	
	private Image findImage(IStatus status) {
		if (status.isOK()) {
			return null;
		} else if (status.matches(IStatus.ERROR)) {
			return JavaPluginImages.get(JavaPluginImages.IMG_OBJS_REFACTORING_ERROR);
		} else if (status.matches(IStatus.WARNING)) {
			return JavaPluginImages.get(JavaPluginImages.IMG_OBJS_REFACTORING_WARNING);
		} else if (status.matches(IStatus.INFO)) {
			return JavaPluginImages.get(JavaPluginImages.IMG_OBJS_REFACTORING_INFO);
		}
		return null;
	}
	/**
	 * Sets the message and image to the given status.
	 * <code>null</code> is a valid argument and will set the empty text and no image
	 */