Index: qtwebkit/Source/JavaScriptCore/wtf/MathExtras.h
===================================================================
--- qtwebkit.orig/Source/JavaScriptCore/wtf/MathExtras.h	2011-12-25 23:12:15.000000000 +0400
+++ qtwebkit/Source/JavaScriptCore/wtf/MathExtras.h	2013-12-04 08:14:27.896528418 +0400
@@ -81,20 +81,6 @@
 
 #endif
 
-#if OS(SOLARIS)
-
-#ifndef isfinite
-inline bool isfinite(double x) { return finite(x) && !isnand(x); }
-#endif
-#ifndef isinf
-inline bool isinf(double x) { return !finite(x) && !isnand(x); }
-#endif
-#ifndef signbit
-inline bool signbit(double x) { return copysign(1.0, x) < 0; }
-#endif
-
-#endif
-
 #if OS(OPENBSD)
 
 #ifndef isfinite
@@ -248,7 +234,7 @@
     return static_cast<int>(std::min(value, static_cast<unsigned>(std::numeric_limits<int>::max())));
 }
 
-#if !COMPILER(MSVC) && !(COMPILER(RVCT) && PLATFORM(BREWMP)) && !OS(SOLARIS) && !OS(SYMBIAN)
+#if !COMPILER(MSVC) && !(COMPILER(RVCT) && PLATFORM(BREWMP)) && !OS(SYMBIAN)
 using std::isfinite;
 using std::isinf;
 using std::isnan;