[turbofan] JSGenericLowering mostly uses builtins instead of code stubs now

src/builtins/builtins-object.cc

 // Copyright 2016 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/builtins/builtins.h"
 #include "src/builtins/builtins-utils.h"
 
 #include "src/code-factory.h"
 #include "src/property-descriptor.h"
 
@@ skipping 892 matching lines @@
   HandleScope scope(isolate);
   Handle<Object> object = args.atOrUndefined(isolate, 1);
   if (object->IsJSReceiver()) {
     MAYBE_RETURN(JSReceiver::SetIntegrityLevel(Handle<JSReceiver>::cast(object),
                                                SEALED, Object::THROW_ON_ERROR),
                  isolate->heap()->exception());
   }
   return *object;
 }
 
+void Builtins::Generate_HasProperty(CodeStubAssembler* assembler) {
+  typedef HasPropertyDescriptor Descriptor;
+  typedef compiler::Node Node;
+
+  Node* key = assembler->Parameter(Descriptor::kKey);
+  Node* object = assembler->Parameter(Descriptor::kObject);
+  Node* context = assembler->Parameter(Descriptor::kContext);
+
+  assembler->Return(
+      assembler->HasProperty(object, key, context, Runtime::kHasProperty));
+}
+
+void Builtins::Generate_ForInFilter(CodeStubAssembler* assembler) {
+  typedef compiler::Node Node;
+  typedef ForInFilterDescriptor Descriptor;
+
+  Node* key = assembler->Parameter(Descriptor::kKey);
+  Node* object = assembler->Parameter(Descriptor::kObject);
+  Node* context = assembler->Parameter(Descriptor::kContext);
+
+  assembler->Return(assembler->ForInFilter(key, object, context));
+}
+
+void Builtins::Generate_InstanceOf(CodeStubAssembler* assembler) {
+  typedef compiler::Node Node;
+  typedef CompareDescriptor Descriptor;
+  Node* object = assembler->Parameter(Descriptor::kLeft);
+  Node* callable = assembler->Parameter(Descriptor::kRight);
+  Node* context = assembler->Parameter(Descriptor::kContext);
+
+  assembler->Return(assembler->InstanceOf(object, callable, context));
+}
+
 }  // namespace internal
 }  // namespace v8