1 files changed, 2 insertions, 1 deletions
diff --git a/JavaScriptCore/wtf/ByteArray.cpp b/JavaScriptCore/wtf/ByteArray.cpp
index 526f147..910af59 100644
--- a/JavaScriptCore/wtf/ByteArray.cpp
+++ b/JavaScriptCore/wtf/ByteArray.cpp
@@ -25,12 +25,13 @@
 
 #include "config.h"
 #include "ByteArray.h"
+#include "StdLibExtras.h"
 
 namespace WTF {
 
 PassRefPtr<ByteArray> ByteArray::create(size_t size)
 {
-    unsigned char* buffer = new unsigned char[size + sizeof(ByteArray) - sizeof(size_t)];
+    unsigned char* buffer = new unsigned char[size + OBJECT_OFFSETOF(ByteArray, m_data)];
     ASSERT((reinterpret_cast<size_t>(buffer) & 3) == 0);
     return adoptRef(new (buffer) ByteArray(size));
 }