UserAgent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0

Steps to reproduce the problem:
Example URL:
https://upload.wikimedia.org/wikipedia/commons/e/e1/SystemLanguage.svg

1. Open Example URL, which contains SVG systemLanguage switch
2. Go to chrome://settings/languages and change the order of preferred languages, or add a new one and make it the first preferred language.

What is the expected behavior?
The page shuld match the change and should show the SVG <text> element whose systeLanguage attribute matches new user  language preferences.

What went wrong?
The page shows the same SVG <text> element, whithout reflecting new language settings. 
In order to reflect new settings, you must reload the page.

Did this work before? N/A 

Chrome version: 71.0.3546.0  Channel: n/a
OS Version: Ubuntu 16.04
Flash Version: