Windows build fix.

* wtf/MathExtras.h:



git-svn-id: svn://svn.chromium.org/blink/trunk@54391 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/JavaScriptCore/ChangeLog

+2010-02-04  Steve Falkenburg  <sfalken@apple.com>
+
+        Windows build fix.
+
+        * wtf/MathExtras.h:
+
 2010-02-04  Darin Adler  <darin@apple.com>
 
         Reviewed by David Levin.

third_party/WebKit/JavaScriptCore/wtf/MathExtras.h

@@ -186,9 +186,11 @@ inline float deg2turn(float d) { return d / 360.0f; }
 inline float rad2grad(float r) { return r * 200.0f / piFloat; }
 inline float grad2rad(float g) { return g * piFloat / 200.0f; }
 
+#if !COMPILER(MSVC)
 using std::isfinite;
 using std::isinf;
 using std::isnan;
 using std::signbit;
+#endif
 
 #endif // #ifndef WTF_MathExtras_h