Version 3.20.11.1

src/serialize.h

Index: src/serialize.h
diff --git a/src/serialize.h b/src/serialize.h
index 563f0a06d025fb247d987beb357a0bea6212f447..283c1b77a1f5f1297603f12df389fa46635af076 100644
--- a/src/serialize.h
+++ b/src/serialize.h
@@ -459,8 +459,6 @@ class SerializationAddressMapper {
 };
 
 
-class CodeAddressMap;
-
 // There can be only one serializer per V8 process.
 class Serializer : public SerializerDeserializer {
  public:
@@ -474,9 +472,14 @@ class Serializer : public SerializerDeserializer {
     return fullness_[space];
   }
 
-  static void Enable();
-  static void Disable();
+  static void Enable() {
+    if (!serialization_enabled_) {
+      ASSERT(!too_late_to_enable_now_);
+    }
+    serialization_enabled_ = true;
+  }
 
+  static void Disable() { serialization_enabled_ = false; }
   // Call this when you have made use of the fact that there is no serialization
   // going on.
   static void TooLateToEnableNow() { too_late_to_enable_now_ = true; }
@@ -586,7 +589,6 @@ class Serializer : public SerializerDeserializer {
   friend class Deserializer;
 
  private:
-  static CodeAddressMap* code_address_map_;
   DISALLOW_COPY_AND_ASSIGN(Serializer);
 };