don't delete cartesian axes in 3d code

Author: etpinard

src/plots/gl3d/index.js

@@ -80,11 +80,6 @@ exports.setConvert = require('./set_convert');
 
 exports.initAxes = function(gd) {
     var fullLayout = gd._fullLayout;
-
-    // until they play better together
-    delete fullLayout.xaxis;
-    delete fullLayout.yaxis;
-
     var sceneIds = Plots.getSubplotIds(fullLayout, 'gl3d');
 
     for(var i = 0; i < sceneIds.length; ++i) {

src/plots/gl3d/layout/defaults.js

@@ -20,10 +20,6 @@ module.exports = function supplyLayoutDefaults(layoutIn, layoutOut, fullData) {
     var scenes = Plotly.Plots.getSubplotIdsInData(fullData, 'gl3d');
     var i;
 
-    // until they play better together
-    delete layoutOut.xaxis;
-    delete layoutOut.yaxis;
-
     // Get number of scenes to compute default scene domain
     var scenesLength = scenes.length;
     var sceneLayoutIn, sceneLayoutOut;