Introduce IsUndefined(Isolate*) and IsTheHole(Isolate*)

src/wasm/wasm-js.cc

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/api-natives.h"
 #include "src/api.h"
 #include "src/assert-scope.h"
 #include "src/ast/ast.h"
 #include "src/ast/scopes.h"
 #include "src/execution.h"
@@ skipping 226 matching lines @@
 
   i::Handle<i::Name> name =
       factory->NewStringFromStaticChars("__foreign_init__");
 
   i::Handle<i::Object> module_object = maybe_module_object.ToHandleChecked();
   i::MaybeHandle<i::Object> maybe_init =
       i::Object::GetProperty(module_object, name);
   DCHECK(!maybe_init.is_null());
 
   i::Handle<i::Object> init = maybe_init.ToHandleChecked();
-  i::Handle<i::Object> undefined(isolate->heap()->undefined_value(), isolate);
+  i::Handle<i::Object> undefined = isolate->factory()->undefined_value();
   i::Handle<i::Object>* foreign_args_array =
       new i::Handle<i::Object>[foreign_args->length()];
   for (int j = 0; j < foreign_args->length(); j++) {
     if (!foreign.is_null()) {
       i::MaybeHandle<i::Name> name = i::Object::ToName(
           isolate, i::Handle<i::Object>(foreign_args->get(j), isolate));
       if (!name.is_null()) {
         i::MaybeHandle<i::Object> val =
             i::Object::GetProperty(foreign, name.ToHandleChecked());
         if (!val.is_null()) {
@@ skipping 105 matching lines @@
     int unused_property_fields = in_object_properties - pre_allocated;
     Handle<Map> map = Map::CopyInitialMap(
         prev_map, instance_size, in_object_properties, unused_property_fields);
 
     context->set_wasm_function_map(*map);
   }
 }
 
 }  // namespace internal
 }  // namespace v8