[mutter] window: fix coerced value

[Adel Gadllah <agadllah src gnome org>]

commit 16a8e6ffe0865a5dd443303a451a92e3c4091b23
Author: Marek Ch <mchqwerty gmail com>
Date:   Thu Dec 19 16:56:31 2013 +0100

    window: fix coerced value
    
    (int) 0.5 = 0, so there always was 0 instead of 50%

 src/core/window.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/core/window.c b/src/core/window.c
index a71d494..7ea609d 100644
--- a/src/core/window.c
+++ b/src/core/window.c
@@ -9024,7 +9024,7 @@ meta_window_titlebar_is_onscreen (MetaWindow *window)
   gboolean       is_onscreen;
 
   const int min_height_needed  = 8;
-  const int min_width_percent  = 0.5;
+  const float min_width_percent  = 0.5;
   const int min_width_absolute = 50;
 
   /* Titlebar can't be offscreen if there is no titlebar... */