Function dispatch

test/jasmine/tests/gl3d_plot_interact_test.js:1915–1918

(eventType)

    it('@gl should display hover labels and trigger *plotly_clickannotation* event', function(done) {
        function dispatch(eventType) {
            var target = d3Select('g.annotation-text-g').select('g').node();
            target.dispatchEvent(new MouseEvent(eventType));
        }

        Plotly.newPlot(gd, [{
            type: 'scatter3d',