src: NODE_UNIXTIME_V8 needs to use an Isolate

Signed-off-by: Timothy J Fontaine <tjfontaine@gmail.com>

src/node.h

@@ -172,7 +172,8 @@ NODE_EXTERN extern bool no_deprecation;
 NODE_EXTERN int Start(int argc, char *argv[]);
 
 /* Converts a unixtime to V8 Date */
-#define NODE_UNIXTIME_V8(t) v8::Date::New(1000*static_cast<double>(t))
+#define NODE_UNIXTIME_V8(t) v8::Date::New(v8::Isolate::GetCurrent(),          \
+    1000 * static_cast<double>(t))
 #define NODE_V8_UNIXTIME(v) (static_cast<double>((v)->NumberValue())/1000.0);
 
 // Used to be a macro, hence the uppercase name.