disable GetAppOutputRestrictedSIGPIPE and enable ::vswprintf on OpenBSD

base/string_util_posix.h

Index: base/string_util_posix.h
diff --git a/base/string_util_posix.h b/base/string_util_posix.h
index 145d7674c6dbf3ef71c6eb0b1fa61314024f80a3..92ef1c22ff4adcaa65288762df4c7944b630f7be 100644
--- a/base/string_util_posix.h
+++ b/base/string_util_posix.h
@@ -45,15 +45,8 @@ inline int strncmp16(const char16* s1, const char16* s2, size_t count) {
 
 inline int vswprintf(wchar_t* buffer, size_t size,
                      const wchar_t* format, va_list arguments) {
-#if defined(OS_OPENBSD)
-  // TODO(phajdan.jr): There is a patch to add vswprintf to OpenBSD,
-  // http://marc.info/?l=openbsd-tech&m=130003157729839&w=2
-  NOTIMPLEMENTED();
-  return -1;
-#else
   DCHECK(IsWprintfFormatPortable(format));
   return ::vswprintf(buffer, size, format, arguments);
-#endif
 }
 
 }  // namespace base