ES6: Add support for method shorthand in object literals

src/x64/lithium-codegen-x64.cc

Index: src/x64/lithium-codegen-x64.cc
diff --git a/src/x64/lithium-codegen-x64.cc b/src/x64/lithium-codegen-x64.cc
index 34674a64096514f8327bf8e6c3258f8969845b78..2bcdb20751d2054df4c00dfd6fabbe19a4162b58 100644
--- a/src/x64/lithium-codegen-x64.cc
+++ b/src/x64/lithium-codegen-x64.cc
@@ -5434,9 +5434,9 @@ void LCodeGen::DoFunctionLiteral(LFunctionLiteral* instr) {
   // space for nested functions that don't need literals cloning.
   bool pretenure = instr->hydrogen()->pretenure();
   if (!pretenure && instr->hydrogen()->has_no_literals()) {
-    FastNewClosureStub stub(isolate(),
-                            instr->hydrogen()->strict_mode(),
-                            instr->hydrogen()->is_generator());
+    FastNewClosureStub stub(isolate(), instr->hydrogen()->strict_mode(),
+                            instr->hydrogen()->is_generator(),
+                            instr->hydrogen()->is_concise_method());
     __ Move(rbx, instr->hydrogen()->shared_info());
     CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
   } else {