[turbofan] Lower JSCreate to an inline allocation in JSTypedLowering.

src/compiler/access-builder.h

Index: src/compiler/access-builder.h
diff --git a/src/compiler/access-builder.h b/src/compiler/access-builder.h
index 125cd5f79f71934a91744fc5637f719218438c99..ae366ccb2e40a595ec9b8c0e24d60a35d45e415c 100644
--- a/src/compiler/access-builder.h
+++ b/src/compiler/access-builder.h
@@ -31,6 +31,9 @@ class AccessBuilder final : public AllStatic {
   // Provides access to JSObject::elements() field.
   static FieldAccess ForJSObjectElements();
 
+  // Provides access to JSObject inobject property fields.
+  static FieldAccess ForJSObjectInObjectProperty(Handle<Map> map, int index);
+
   // Provides access to JSFunction::context() field.
   static FieldAccess ForJSFunctionContext();