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-rw-r--r--Source/WTF/wtf/DataLog.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/Source/WTF/wtf/DataLog.h b/Source/WTF/wtf/DataLog.h
index 12dd5237c..ebb7cbeab 100644
--- a/Source/WTF/wtf/DataLog.h
+++ b/Source/WTF/wtf/DataLog.h
@@ -28,12 +28,13 @@
#include <stdarg.h>
#include <stdio.h>
+#include <wtf/FilePrintStream.h>
#include <wtf/Platform.h>
#include <wtf/StdLibExtras.h>
namespace WTF {
-WTF_EXPORT_PRIVATE FILE* dataFile();
+WTF_EXPORT_PRIVATE FilePrintStream& dataFile();
WTF_EXPORT_PRIVATE void dataLogFV(const char* format, va_list) WTF_ATTRIBUTE_PRINTF(1, 0);
WTF_EXPORT_PRIVATE void dataLogF(const char* format, ...) WTF_ATTRIBUTE_PRINTF(1, 2);