Bug 295981 [Forms] FormImages & FormFonts are not disposed correctly
bundles/org.eclipse.ui.forms/src/org/eclipse/ui/internal/forms/widgets/FormHeading.java
}
			return size;
		}
	}
	/* (non-Javadoc)
	 * @see org.eclipse.swt.widgets.Control#forceFocus()
	 */
	public boolean forceFocus() {
		return false;
	}
	private boolean hasToolBar() {
		return toolBarManager != null && !toolBarManager.isEmpty();
	}
	private boolean hasMessageRegion() {
		return messageRegion != null && !messageRegion.isEmpty();
	}
	private class MessageRegion {
		private String message;
		private int messageType;
		private CLabel messageLabel;
		private IMessage[] messages;
		private Hyperlink messageHyperlink;
		private ListenerList listeners;
		private Color fg;
		private int fontHeight = -1;
		private int fontBaselineHeight = -1;
		public MessageRegion() {
		}
		public boolean isDisposed() {
			Control c = getMessageControl();