[gtk: 2/6] meson: Simplify xinerama dependency check

[Matthias Clasen <matthiasc src gnome org>]

commit 6ae9f7e7c33b0ebaf4873040a4cacf6d53ee7d52
Author: Xavier Claessens <xavier claessens collabora com>
Date:   Fri Oct 16 17:57:20 2020 -0400

    meson: Simplify xinerama dependency check

 meson.build | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)
---
diff --git a/meson.build b/meson.build
index caa4c8a50f..f3ff23986b 100644
--- a/meson.build
+++ b/meson.build
@@ -541,15 +541,10 @@ if x11_enabled
     cdata.set('XINPUT_2_2', 1)
   endif
 
-  enable_xinerama = get_option('xinerama').enabled()
-  if enable_xinerama
-    xinerama_dep = dependency('xinerama', required: true)
-    if xinerama_dep.found() and cc.has_header_symbol('X11/extensions/Xinerama.h', 'XineramaQueryExtension', 
dependencies: xinerama_dep)
-      cdata.set('HAVE_XFREE_XINERAMA', 1)
-      x11_pkgs += ['xinerama']
-    endif
-  else
-    xinerama_dep = []
+  xinerama_dep = dependency('xinerama', required: get_option('xinerama'))
+  if xinerama_dep.found() and cc.has_header_symbol('X11/extensions/Xinerama.h', 'XineramaQueryExtension', 
dependencies: xinerama_dep)
+    cdata.set('HAVE_XFREE_XINERAMA', 1)
+    x11_pkgs += ['xinerama']
   endif
 
   cdata.set('HAVE_RANDR', xrandr_dep.found())