Backed out changeset b24fc518598d (bug 1209001) for bug-1209001.js failures

js/src/builtin/ModuleObject.cpp

@@ -265,8 +265,6 @@ ModuleObject::isInstance(HandleValue value)
 ModuleObject::create(ExclusiveContext* cx)
 {
     Rooted<ModuleObject*> self(cx, NewBuiltinClassInstance<ModuleObject>(cx, TenuredObject));
-    if (!self)
-        return nullptr;
 
     IndirectBindingMap* bindings = cx->new_<IndirectBindingMap>();
     if (!bindings || !bindings->init()) {
@@ -282,9 +280,7 @@ ModuleObject::create(ExclusiveContext* cx)
 /* static */ void
 ModuleObject::finalize(js::FreeOp* fop, JSObject* obj)
 {
-    ModuleObject* self = &obj->as<ModuleObject>();
-    if (!self->getReservedSlot(ImportBindingsSlot).isUndefined())
-        fop->delete_(&self->importBindings());
+    fop->delete_(&obj->as<ModuleObject>().importBindings());
 }
 
 ModuleEnvironmentObject*

js/src/jit-test/tests/gc/bug-1209001.js

@@ -1,4 +0,0 @@
-// |jit-test| --no-threads
-
-load(libdir + 'oomTest.js');
-oomTest(() => parseModule('import v from "mod";'));