Make serializer non-static.

src/isolate.h

Index: src/isolate.h
diff --git a/src/isolate.h b/src/isolate.h
index 3a675106439881b854363a2275ecac145383cd77..b7bf97ebbafbf59aaed86c7dc5596af63e297022 100644
--- a/src/isolate.h
+++ b/src/isolate.h
@@ -963,10 +963,16 @@ class Isolate {
 
   THREAD_LOCAL_TOP_ACCESSOR(LookupResult*, top_lookup_result)
 
+  void enable_serializer() { serializer_enabled_ = true; }
+
+  bool serializer_enabled() { return serializer_enabled_; }

[Sven Panne, 2014/05/22 08:04:15]

const

[Yang, 2014/05/22 08:46:06]

Done.

+
   bool IsDead() { return has_fatal_error_; }
   void SignalFatalError() { has_fatal_error_ = true; }
 
-  bool use_crankshaft() const { return use_crankshaft_; }
+  bool use_crankshaft() const {
+    return use_crankshaft_ && !serializer_enabled_;

[Sven Panne, 2014/05/22 08:04:15]

Hmmm, why do we need this additional term?

[Yang, 2014/05/22 08:46:06]

My mistake. Some point during refactoring I thought it was a good idea to be
able to disable serializer.

I now changed this so that the serializer state has to be set before
Isolate::Init, and use_crankshaft_ is set based on the serializer state.

+  }
 
   bool initialized_from_snapshot() { return initialized_from_snapshot_; }
 
@@ -1232,6 +1238,9 @@ class Isolate {
   CallInterfaceDescriptor* call_descriptors_;
   RandomNumberGenerator* random_number_generator_;
 
+  // Whether the isolate has been created for snapshotting.
+  bool serializer_enabled_;
+
   // True if fatal error has been signaled for this isolate.
   bool has_fatal_error_;