Revert of Reland: [modules] Properly initialize declared variables.

src/objects.cc

Index: src/objects.cc
diff --git a/src/objects.cc b/src/objects.cc
index e817e777f11669b4bdf7935708c4d216a6bbafad..6b7c17a68a2797f3fc4285b8bc2065148cd107ce 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -19906,7 +19906,7 @@
 }
 
 MaybeHandle<Object> Module::Evaluate(Handle<Module> module) {
-  DCHECK(module->code()->IsJSFunction());  // Instantiated.
+  DCHECK(module->code()->IsJSFunction());
 
   Isolate* isolate = module->GetIsolate();
 
@@ -19914,28 +19914,17 @@
   if (module->evaluated()) return isolate->factory()->undefined_value();
   module->set_evaluated(true);
 
-  // Initialization.
+  Handle<FixedArray> requested_modules(module->requested_modules(), isolate);
+  for (int i = 0, length = requested_modules->length(); i < length; ++i) {
+    Handle<Module> import(Module::cast(requested_modules->get(i)), isolate);
+    RETURN_ON_EXCEPTION(isolate, Evaluate(import), Object);
+  }
+
   Handle<JSFunction> function(JSFunction::cast(module->code()), isolate);
   DCHECK_EQ(MODULE_SCOPE, function->shared()->scope_info()->scope_type());
   Handle<Object> receiver = isolate->factory()->undefined_value();
   Handle<Object> argv[] = {module};
-  Handle<Object> generator;
-  ASSIGN_RETURN_ON_EXCEPTION(
-      isolate, generator,
-      Execution::Call(isolate, function, receiver, arraysize(argv), argv),
-      Object);
-
-  // Recursion.
-  Handle<FixedArray> requested_modules(module->requested_modules(), isolate);
-  for (int i = 0, length = requested_modules->length(); i < length; ++i) {
-    Handle<Module> import(Module::cast(requested_modules->get(i)), isolate);
-    RETURN_ON_EXCEPTION(isolate, Evaluate(import), Object);
-  }
-
-  // Evaluation of module body.
-  Handle<JSFunction> resume(
-      isolate->native_context()->generator_next_internal(), isolate);
-  return Execution::Call(isolate, resume, generator, 0, nullptr);
+  return Execution::Call(isolate, function, receiver, arraysize(argv), argv);
 }
 
 }  // namespace internal