add attribute to load-themed-styles script tag for projections to child windows

banguero · banguero · commit ca7010647207 · 2019-09-18T08:11:42.000-07:00
diff --git a/libraries/load-themed-styles/src/index.ts b/libraries/load-themed-styles/src/index.ts
@@ -389,6 +389,7 @@ function registerStyles(styleArray: ThemableArray): void {
     themable
   } = resolveThemableArray(styleArray);
 
+  styleElement.setAttribute('data-load-themed-styles', 'true');
   styleElement.type = 'text/css';
   if (_styleNonce) {
     styleElement.setAttribute('nonce', _styleNonce);
