Revert of Replace all remaining Oddball checks with new function

src/runtime/runtime-object.cc

Index: src/runtime/runtime-object.cc
diff --git a/src/runtime/runtime-object.cc b/src/runtime/runtime-object.cc
index 9f028e18c5eeb35966831fbe7ea4752c4c2ceb34..705844744e7ff4ce0bacaab0dbd80fd426887073 100644
--- a/src/runtime/runtime-object.cc
+++ b/src/runtime/runtime-object.cc
@@ -18,7 +18,7 @@
 MaybeHandle<Object> Runtime::GetObjectProperty(Isolate* isolate,
                                                Handle<Object> object,
                                                Handle<Object> key) {
-  if (object->IsUndefined(isolate) || object->IsNull(isolate)) {
+  if (object->IsUndefined(isolate) || object->IsNull()) {
     THROW_NEW_ERROR(
         isolate,
         NewTypeError(MessageTemplate::kNonObjectPropertyLoad, key, object),
@@ -196,7 +196,7 @@
         key_is_array_index
             ? index < static_cast<uint32_t>(String::cast(*object)->length())
             : key->Equals(isolate->heap()->length_string()));
-  } else if (object->IsNull(isolate) || object->IsUndefined(isolate)) {
+  } else if (object->IsNull() || object->IsUndefined(isolate)) {
     THROW_NEW_ERROR_RETURN_FAILURE(
         isolate, NewTypeError(MessageTemplate::kUndefinedOrNullToObject));
   }
@@ -209,7 +209,7 @@
                                                Handle<Object> key,
                                                Handle<Object> value,
                                                LanguageMode language_mode) {
-  if (object->IsUndefined(isolate) || object->IsNull(isolate)) {
+  if (object->IsUndefined(isolate) || object->IsNull()) {
     THROW_NEW_ERROR(
         isolate,
         NewTypeError(MessageTemplate::kNonObjectPropertyStore, key, object),
@@ -672,7 +672,7 @@
 }
 
 static bool IsValidAccessor(Isolate* isolate, Handle<Object> obj) {
-  return obj->IsUndefined(isolate) || obj->IsCallable() || obj->IsNull(isolate);
+  return obj->IsUndefined(isolate) || obj->IsCallable() || obj->IsNull();
 }
 
 
@@ -686,7 +686,7 @@
   HandleScope scope(isolate);
   DCHECK(args.length() == 5);
   CONVERT_ARG_HANDLE_CHECKED(JSObject, obj, 0);
-  CHECK(!obj->IsNull(isolate));
+  CHECK(!obj->IsNull());
   CONVERT_ARG_HANDLE_CHECKED(Name, name, 1);
   CONVERT_ARG_HANDLE_CHECKED(Object, getter, 2);
   CHECK(IsValidAccessor(isolate, getter));