AK+Everywhere: Store JSON strings as String

Author: https://github.com/trflynn89
Commit: bc54c0cdfb
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/3631
Reviewed-by: https://github.com/awesomekling ✅

Libraries/LibWeb/WebDriver/Contexts.cpp

@@ -39,7 +39,7 @@ JsonObject window_proxy_reference_object(HTML::WindowProxy const& window)
 
     // identifier
     //    Associated window handle of the window’s browsing context.
-    object.set(identifier, navigable->traversable_navigable()->window_handle().to_byte_string());
+    object.set(identifier, navigable->traversable_navigable()->window_handle());
 
     return object;
 }