$OpenBSD: patch-content_public_common_content_switches_h,v 1.26 2018/03/12 13:48:34 robert Exp $
Index: content/public/common/content_switches.h
--- content/public/common/content_switches.h.orig
+++ content/public/common/content_switches.h
@@ -275,7 +275,7 @@ CONTENT_EXPORT extern const char kEnableOSKOverscroll[
 CONTENT_EXPORT extern const char kDisablePanelFitting[];
 #endif
 
-#if defined(OS_LINUX) && !defined(OS_CHROMEOS)
+#if (defined(OS_BSD) || defined(OS_LINUX)) && !defined(OS_CHROMEOS)
 CONTENT_EXPORT extern const char kEnableSpeechDispatcher[];
 #endif
 
