Clean up

Author: Emmanuel Garcia

runtime/dart_isolate.cc

@@ -767,12 +767,12 @@ bool DartIsolate::RunFromLibrary(std::optional<std::string> library_name,
   auto entrypoint_handle = entrypoint.has_value() && !entrypoint.value().empty()
                                ? tonic::ToDart(entrypoint.value().c_str())
                                : tonic::ToDart("main");
-  auto entrypoint_args = tonic::ToDart(args);
-  auto user_entrypoint_function =
-      ::Dart_GetField(library_handle, entrypoint_handle);
 
   InvokeDartPluginRegistrantIfAvailable(library_handle);
 
+  auto user_entrypoint_function =
+      ::Dart_GetField(library_handle, entrypoint_handle);
+  auto entrypoint_args = tonic::ToDart(args);
   if (!InvokeMainEntrypoint(user_entrypoint_function, entrypoint_args)) {
     return false;
   }