[heap] Fix skip list for deserialized code objects.

src/snapshot/deserializer.cc

Index: src/snapshot/deserializer.cc
diff --git a/src/snapshot/deserializer.cc b/src/snapshot/deserializer.cc
index 1a94881087ee32ad57fe3e59e50847a3146b5ddb..74aeb29990d2aaf61fa763bb7c8859c4a5b0cdf4 100644
--- a/src/snapshot/deserializer.cc
+++ b/src/snapshot/deserializer.cc
@@ -425,6 +425,7 @@ Address Deserializer::Allocate(int space_index, int size) {
     int chunk_index = current_chunk_[space_index];
     CHECK_LE(high_water_[space_index], reservation[chunk_index].end);
 #endif
+    if (space_index == CODE_SPACE) SkipList::Update(address, size);
     return address;
   }
 }