Merge V8 3.9 at 3.9.24.9

http://v8.googlecode.com/svn/branches/3.9@11260

Bug: 5688872
Change-Id: Iddd944e82189d92df3fc427dc5f0d3f1b2f0c6c8
diff --git a/src/zone.cc b/src/zone.cc
index 2d14d13..d5d05ab 100644
--- a/src/zone.cc
+++ b/src/zone.cc
@@ -1,4 +1,4 @@
-// Copyright 2011 the V8 project authors. All rights reserved.
+// Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
@@ -25,10 +25,10 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-#include "v8.h"
+#include <string.h>
 
+#include "v8.h"
 #include "zone-inl.h"
-#include "splay-tree-inl.h"
 
 namespace v8 {
 namespace internal {