[Interpreter] Avoid dereferencing handles on BytecodeGenerator for AST operations.

src/globals.h

Index: src/globals.h
diff --git a/src/globals.h b/src/globals.h
index 71edc036bafea45f090503664d2b1c6af9f0d327..95115e09bd1036812655b405ba9dc2130be07c80 100644
--- a/src/globals.h
+++ b/src/globals.h
@@ -815,6 +815,11 @@ enum class CreateArgumentsType : uint8_t {
   kRestParameter
 };
 
+enum class HandleDereferenceMode {
+  kHandleDereferenceAllowed,

[adamk, 2016/08/05 18:38:10]

These can just be kAllowed and kDisallowed, since you're using an enum class.

[marja, 2016/08/08 08:20:13]

+1

[rmcilroy, 2016/08/08 13:05:56]

Good point! :). Done.

+  kHandleDereferenceDisallowed
+};
+
 inline size_t hash_value(CreateArgumentsType type) {
   return bit_cast<uint8_t>(type);
 }