Migrate FastCloneShallowObjectStub to TurboFan

src/compiler/code-stub-assembler.cc

Index: src/compiler/code-stub-assembler.cc
diff --git a/src/compiler/code-stub-assembler.cc b/src/compiler/code-stub-assembler.cc
index 008b61ca5da9cbbc5ed3c00071adc514e0ee5fc9..41f4a6ec9834e62105038c35fdcc5c0eb84d8297 100644
--- a/src/compiler/code-stub-assembler.cc
+++ b/src/compiler/code-stub-assembler.cc
@@ -436,6 +436,12 @@ Node* CodeStubAssembler::LoadObjectField(Node* object, int offset,
                               IntPtrConstant(offset - kHeapObjectTag));
 }
 
+Node* CodeStubAssembler::StoreObjectFieldNoWriteBarrier(
+    Node* object, int offset, Node* value, MachineRepresentation rep) {
+  return StoreNoWriteBarrier(rep, object,
+                             IntPtrConstant(offset - kHeapObjectTag), value);
+}
+
 Node* CodeStubAssembler::LoadHeapNumberValue(Node* object) {
   return Load(MachineType::Float64(), object,
               IntPtrConstant(HeapNumber::kValueOffset - kHeapObjectTag));
@@ -463,6 +469,11 @@ Node* CodeStubAssembler::LoadMapInstanceType(Node* map) {
               IntPtrConstant(Map::kInstanceTypeOffset - kHeapObjectTag));
 }
 
+Node* CodeStubAssembler::LoadMapInstanceSize(Node* map) {
+  return Load(MachineType::Uint8(), map,
+              IntPtrConstant(Map::kInstanceSizeOffset - kHeapObjectTag));
+}
+
 Node* CodeStubAssembler::LoadFixedArrayElementSmiIndex(Node* object,
                                                        Node* smi_index,
                                                        int additional_offset) {