Added a Isolate* parameter to Serializer::enabled().

src/x64/assembler-x64.h

Index: src/x64/assembler-x64.h
diff --git a/src/x64/assembler-x64.h b/src/x64/assembler-x64.h
index 702be58c2933b77cc6f0e37c07c2d032f5427245..1bbc995a03a63b0ddda5ec6aaee74f02c4623525 100644
--- a/src/x64/assembler-x64.h
+++ b/src/x64/assembler-x64.h
@@ -468,10 +468,10 @@ class CpuFeatures : public AllStatic {
     return Check(f, found_by_runtime_probing_only_);
   }
 
-  static bool IsSafeForSnapshot(CpuFeature f) {
+  static bool IsSafeForSnapshot(Isolate* isolate, CpuFeature f) {
     return Check(f, cross_compile_) ||
            (IsSupported(f) &&
-            (!Serializer::enabled() || !IsFoundByRuntimeProbingOnly(f)));
+            (!Serializer::enabled(isolate) || !IsFoundByRuntimeProbingOnly(f)));
   }
 
   static bool VerifyCrossCompiling() {