[mutter] cogl: Unconditionally include "strings.h"

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 99fb79f4cb5281349f715909435f1f16ccf378e4
Author: Jonas Ådahl <jadahl gmail com>
Date:   Fri May 18 16:23:53 2018 +0200

    cogl: Unconditionally include "strings.h"

 cogl/cogl/driver/gl/cogl-texture-gl.c | 2 --
 1 file changed, 2 deletions(-)
---
diff --git a/cogl/cogl/driver/gl/cogl-texture-gl.c b/cogl/cogl/driver/gl/cogl-texture-gl.c
index 02253415b..d491a45a4 100644
--- a/cogl/cogl/driver/gl/cogl-texture-gl.c
+++ b/cogl/cogl/driver/gl/cogl-texture-gl.c
@@ -31,9 +31,7 @@
 #include "cogl-config.h"
 #endif
 
-#ifdef HAVE_STRINGS_H
 #include <strings.h>
-#endif
 
 #include "cogl-context-private.h"
 #include "cogl-util-gl-private.h"