MIPS: Fix 'MIPS: Serializer: serialize internal references via object visitor.'

src/serialize.h

Index: src/serialize.h
diff --git a/src/serialize.h b/src/serialize.h
index 1614ecd45459099ad78de707895cacd0492b75b4..546c0ccc2e995261610299d7d615e2c338e872dd 100644
--- a/src/serialize.h
+++ b/src/serialize.h
@@ -318,7 +318,7 @@ class SerializerDeserializer: public ObjectVisitor {
     // 0x10..0x15  Reference to previous object from space after skip.
     kBackrefWithSkip = 0x10,
     // 0x16        Unused (including 0x36, 0x56, 0x76).
-    // 0x17        Unused (including 0x37, 0x57, 0x77).
+    // 0x17        Misc (including 0x37, 0x57, 0x77).

[yangguo, 2015/03/19 19:16:33]

Please do not use this byte code. I'd like to reserve this in case we add more
object spaces again. Instead, please use 0x1f below.

[balazs.kilvady, 2015/03/20 11:14:42]

Done.

     // 0x18        Root array item.
     kRootArray = 0x18,
     // 0x19        Object in the partial snapshot cache.
@@ -362,6 +362,7 @@ class SerializerDeserializer: public ObjectVisitor {
   static const int kSkip = 0x1d;
   // Internal reference encoded as offsets of pc and target from code entry.
   static const int kInternalReference = 0x1e;
+  static const int kInternalReferenceEncoded = 0x17;
   // Do nothing, used for padding.
   static const int kNop = 0x3d;
   // Move to next reserved chunk.