Get rid of OS(SOLARIS) and OS(HURD).

Source/config.h

 /*
  * Copyright (C) 2004, 2005, 2006, 2013 Apple Inc.
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2007-2009 Torch Mobile, Inc.
  * Copyright (C) 2010, 2011 Research In Motion Limited. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 39 matching lines @@
 /* OS(DARWIN) - Any Darwin-based OS, including Mac OS X and iPhone OS */
 #ifdef __APPLE__
 #define WTF_OS_DARWIN 1
 #endif
 
 /* OS(FREEBSD) - FreeBSD */
 #if defined(__FreeBSD__) || defined(__DragonFly__) || defined(__FreeBSD_kernel__)
 #define WTF_OS_FREEBSD 1
 #endif
 
-/* OS(HURD) - GNU/Hurd */
-#ifdef __GNU__
-#define WTF_OS_HURD 1
-#endif
-
 /* OS(LINUX) - Linux */
 #ifdef __linux__
 #define WTF_OS_LINUX 1
 #endif
 
 /* OS(NETBSD) - NetBSD */
 #if defined(__NetBSD__)
 #define WTF_OS_NETBSD 1
 #endif
 
 /* OS(OPENBSD) - OpenBSD */
 #ifdef __OpenBSD__
 #define WTF_OS_OPENBSD 1
 #endif
 
-/* OS(SOLARIS) - Solaris */
-#if defined(sun) || defined(__sun)
-#define WTF_OS_SOLARIS 1
-#endif
-
 /* OS(WINDOWS) - Any version of Windows */
 #if defined(WIN32) || defined(_WIN32)
 #define WTF_OS_WINDOWS 1
 #endif
 
 /* OS(UNIX) - Any Unix-like system */
 #if OS(ANDROID)          \
     || OS(DARWIN)           \
     || OS(FREEBSD)          \
-    || OS(HURD)             \
     || OS(LINUX)            \
     || OS(NETBSD)           \
     || OS(OPENBSD)          \
-    || OS(SOLARIS)          \
     || defined(unix)        \
     || defined(__unix)      \
     || defined(__unix__)
 #define WTF_OS_UNIX 1
 #endif
 
 /* Operating environments */
 
 #if OS(ANDROID)
 #define WTF_USE_LOW_QUALITY_IMAGE_INTERPOLATION 1
@@ skipping 25 matching lines @@
 #define HAVE_SYS_TIME_H 1
 #define WTF_USE_PTHREADS 1
 #endif /* OS(UNIX) */
 
 #if !defined(HAVE_VASPRINTF)
 #if !COMPILER(MSVC)
 #define HAVE_VASPRINTF 1
 #endif
 #endif
 
-#if !OS(WINDOWS) && !OS(SOLARIS) && !OS(ANDROID)
+#if !OS(WINDOWS) && !OS(ANDROID)
 #define HAVE_TM_GMTOFF 1
 #define HAVE_TM_ZONE 1
 #define HAVE_TIMEGM 1
 #endif
 
 #if OS(DARWIN)
 #define HAVE_DISPATCH_H 1
 #define HAVE_PTHREAD_SETNAME_NP 1
 #endif /* OS(DARWIN) */
 
@@ skipping 24 matching lines @@
 
 #if COMPILER(MSVC)
 #define SKIP_STATIC_CONSTRUCTORS_ON_MSVC 1
 #else
 #define SKIP_STATIC_CONSTRUCTORS_ON_GCC 1
 #endif
 
 #ifndef __STDC_FORMAT_MACROS
 #define __STDC_FORMAT_MACROS 1
 #endif