fix another static initializer

TBR=bmeurer@chromium.org

BUG=

Review URL: https://codereview.chromium.org/666333004

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24843 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/isolate.cc

@@ -5,7 +5,6 @@
 #include <stdlib.h>
 
 #include <fstream>  // NOLINT(readability/streams)
-#include <iostream>  // NOLINT(readability/streams)
 #include <sstream>
 
 #include "src/v8.h"
@@ -1610,7 +1609,8 @@ void Isolate::Deinit() {
   }
 
   if (turbo_statistics() != NULL) {
-    std::cout << *turbo_statistics() << std::endl;
+    OFStream os(stdout);
+    os << *turbo_statistics() << std::endl;
   }
   if (FLAG_hydrogen_stats) GetHStatistics()->Print();