enh(js/ts) add sessionStorage as built-in variable (#3668)

Author: morinel

CHANGES.md

@@ -1,3 +1,11 @@
+## Version 11.8.0
+
+Grammars:
+
+- enh(javascript) add sessionStorage to list of built-in variables [Jeroen van Vianen][]
+
+[Jeroen van Vianen]: https://github.com/morinel
+
 ## Version 11.7.0
 
 New Grammars:

src/languages/lib/ecmascript.js

@@ -145,6 +145,7 @@ export const BUILT_IN_VARIABLES = [
   "window",
   "document",
   "localStorage",
+  "sessionStorage",
   "module",
   "global" // Node.js
 ];