Remove config.h

sky/engine/wtf/OperatingSystem.h

Index: sky/engine/wtf/OperatingSystem.h
diff --git a/sky/engine/config.h b/sky/engine/wtf/OperatingSystem.h
similarity index 88%
copy from sky/engine/config.h
copy to sky/engine/wtf/OperatingSystem.h
index 39df686bcd03bf67e8c97523688136e3f0845208..ba3c9471b68bf461e0024c04fa02f8350866e475 100644
--- a/sky/engine/config.h
+++ b/sky/engine/wtf/OperatingSystem.h
@@ -21,8 +21,8 @@
  *
  */
 
-/* Include compiler specific macros */
-#include "sky/engine/wtf/Compiler.h"
+#ifndef SKY_ENGINE_WTF_OPERATING_SYSTEM_H_
+#define SKY_ENGINE_WTF_OPERATING_SYSTEM_H_
 
 /* ==== Platform adaptation macros: these describe properties of the target environment. ==== */
 
@@ -80,18 +80,4 @@
 #define WTF_USE_PTHREADS 1
 #endif
 
-#if !OS(ANDROID)
-#define HAVE_TM_GMTOFF 1
-#define HAVE_TM_ZONE 1
-#define HAVE_TIMEGM 1
-#endif
-
-#ifdef __cplusplus
-
-// Helps us catch if anyone uses new or delete by accident in code and doesn't include "config.h".
-#undef new
-#undef delete
-#include <ciso646>
-#include <cstddef>
-
-#endif
+#endif  // SKY_ENGINE_WTF_OPERATING_SYSTEM_H_