make gl3d_cone-single really have 1 single cone

Author: etpinard

test/image/baselines/gl3d_cone-single.png

@@ -2,19 +2,8 @@
   "data": [
     {
       "type": "cone",
-      "name": "blue cone",
       "x": [1], "y": [1], "z": [1],
-      "u": [1], "v": [1], "w": [0],
-      "colorscale": "Blues",
-      "showscale": false
-    },
-    {
-      "type": "cone",
-      "name": "green cone",
-      "x": [3], "y": [3], "z": [3],
-      "u": [0], "v": [0], "w": [2],
-      "colorscale": "Greens",
-      "showscale": false
+      "u": [1], "v": [1], "w": [0]
     }
   ],
   "layout": {

test/image/mocks/gl3d_cone-single.json

@@ -267,17 +267,35 @@ describe('@gl Test cone interactions', function() {
     });
 
     it('should display hover labels (multi-trace case)', function(done) {
-        var fig = Lib.extendDeep({}, require('@mocks/gl3d_cone-single.json'));
-        fig.layout.margin = {l: 0, t: 0, r: 0, b: 0};
-        fig.layout.width = 400;
-        fig.layout.height = 400;
-
         function _hover() {
             mouseEvent('mouseover', 245, 230);
             return delay(20)();
         }
 
-        Plotly.plot(gd, fig)
+        Plotly.plot(gd, [{
+            type: 'cone',
+            name: 'blue cone',
+            x: [1], y: [1], z: [1],
+            u: [1], v: [1], w: [0],
+            colorscale: 'Blues',
+            showscale: false
+        }, {
+            type: 'cone',
+            name: 'green cone',
+            x: [3], y: [3], z: [3],
+            u: [0], v: [0], w: [2],
+            colorscale: 'Greens',
+            showscale: false
+        }], {
+            scene: {
+                camera: {
+                    eye: {x: -0.76, y: 1.8, z: 0.92}
+                }
+            },
+            margin: {l: 0, t: 0, r: 0, b: 0},
+            width: 400,
+            height: 400
+        })
         .then(delay(20))
         .then(_hover)
         .then(function() {