sushuang

Line disappear when setOption again if using SVG renderer in Safari

2

### Version 4.6.0 ### Steps to reproduce See the case in The source code is: ```html JS Bin Should run on Safari Click me, the BB series will disappear unexpectedly....

### Version 5.4.1 ### Link to Minimal Reproduction _No response_ ### Steps to Reproduce ```html remove var option; option = { xAxis: {}, yAxis: {}, series: { type: 'custom', data:...