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

src/v8.cc

Index: src/v8.cc
diff --git a/src/v8.cc b/src/v8.cc
index c1eedd4901f2e6a37c07c6678e6799d16ea51baa..012e2e7a6b621d10fc6cec530ff15a31a129842b 100644
--- a/src/v8.cc
+++ b/src/v8.cc
@@ -144,8 +144,10 @@ void V8::InitializeOncePerProcessImpl() {
   platform_ = new DefaultPlatform;
 #endif
   Sampler::SetUp();
-  CpuFeatures::Probe(Serializer::enabled());
-  OS::PostSetUp();
+  // TODO(svenpanne) Clean this up when Serializer is a real object.
+  bool serializer_enabled = Serializer::enabled(NULL);
+  CpuFeatures::Probe(serializer_enabled);
+  OS::PostSetUp(serializer_enabled);
   ElementsAccessor::InitializeOncePerProcess();
   LOperand::SetUpCaches();
   SetUpJSCallerSavedCodeData();