Add missing FrameState to JSToName nodes.

src/x64/full-codegen-x64.cc

Index: src/x64/full-codegen-x64.cc
diff --git a/src/x64/full-codegen-x64.cc b/src/x64/full-codegen-x64.cc
index cfc37f1beb6281663d022dfb9accdd9ca066aed1..eefceccfde137028ed96fcc778b82be073eaa611 100644
--- a/src/x64/full-codegen-x64.cc
+++ b/src/x64/full-codegen-x64.cc
@@ -1766,7 +1766,7 @@ void FullCodeGenerator::VisitObjectLiteral(ObjectLiteral* expr) {
         __ Drop(2);
       }
     } else {
-      EmitPropertyKey(property);
+      EmitPropertyKey(property, expr->GetIdForProperty(property_index));
       VisitForStackValue(value);
 
       switch (property->kind()) {
@@ -2462,7 +2462,7 @@ void FullCodeGenerator::EmitClassDefineProperties(ClassLiteral* lit) {
     } else {
       __ Push(Operand(rsp, 0));  // prototype
     }
-    EmitPropertyKey(property);
+    EmitPropertyKey(property, lit->GetIdForProperty(i));
     VisitForStackValue(value);
     EmitSetHomeObjectIfNeeded(value, 2);