protected void updateTooltip(final AbstractZyGraph<?, ?> graph, final Node node) {
    CTooltipUpdater.updateNodeTooltip(graph, node);
  }
Updates the tooltip that is shown in the graph depending on the entered node.

@param graph The graph that contains the node.
@param node The node that is entered.
java/zylib/src/main/java/com/google/security/zynamics/zylib/yfileswrap/gui/zygraph/editmode/actions/CDefaultNodeEnterAction.java