Call final MathJax.Hub.setRenderer directly (not with Queue)

This should remove a potential race condition

Author: jonmmease

Diff for: src/lib/svg_text_utils.js

@@ -178,11 +178,6 @@ function texToSVG(_texString, _config, _callback) {
     ['setRenderer', MathJax.Hub, 'SVG'],
     ['Typeset', MathJax.Hub, tmpDiv.node()],
     function() {
-        // Restore original renderer if not SVG
-        if(originalRenderer !== 'SVG') {
-            MathJax.Hub.Queue(['setRenderer', MathJax.Hub, originalRenderer]);
-        }
-
         var glyphDefs = d3.select('body').select('#MathJax_SVG_glyphs');
 
         if(tmpDiv.select('.MathJax_SVG').empty() || !tmpDiv.select('svg').node()) {
@@ -195,6 +190,8 @@ function texToSVG(_texString, _config, _callback) {
         }
 
         tmpDiv.remove();
+
+        return MathJax.Hub.setRenderer(originalRenderer);
     });
 }