Remove the argument to awesome_refresh()

awesome_refresh() had a xcb_connection_t as first argument. Since there is
only one connection to the X server, this argument doesn't really have any
alternatives to globalconf.connection and thus makes no sense.

Signed-off-by: Uli Schlachter <psychon@znc.in>
Signed-off-by: Julien Danjou <julien@danjou.info>

awesome.c

@@ -211,7 +211,7 @@ a_xcb_check_cb(EV_P_ ev_check *w, int revents)
         p_delete(&mouse);
     }
 
-    awesome_refresh(globalconf.connection);
+    awesome_refresh();
 }
 
 static void
@@ -542,7 +542,7 @@ main(int argc, char **argv)
     xcb_flush(globalconf.connection);
 
     /* refresh everything before waiting events */
-    awesome_refresh(globalconf.connection);
+    awesome_refresh();
 
     /* main event loop */
     ev_loop(globalconf.loop, 0);

dbus.c

@@ -365,7 +365,7 @@ a_dbus_process_requests(EV_P_ ev_io *w, int revents)
     if(nmsg)
         dbus_connection_flush(dbus_connection);
 
-    awesome_refresh(globalconf.connection);
+    awesome_refresh();
 }
 
 static bool

event.h

@@ -28,11 +28,11 @@
 #include "layout.h"
 
 static inline int
-awesome_refresh(xcb_connection_t *c)
+awesome_refresh(void)
 {
     layout_refresh();
     wibox_refresh();
-    return xcb_flush(c);
+    return xcb_flush(globalconf.connection);
 }
 
 void a_xcb_set_event_handlers(void);

luaa.c

@@ -904,7 +904,7 @@ luaA_on_timer(EV_P_ ev_timer *w, int revents)
 {
     if(globalconf.hooks.timer != LUA_REFNIL)
         luaA_dofunction(globalconf.L, globalconf.hooks.timer, 0, 0);
-    awesome_refresh(globalconf.connection);
+    awesome_refresh();
 }
 
 /** Push a color as a string onto the stack

selection.c

@@ -76,7 +76,7 @@ luaA_selection_get(lua_State *L)
              */
             xcb_event_handle(&globalconf.evenths, event);
             p_delete(&event);
-            awesome_refresh(globalconf.connection);
+            awesome_refresh();
             continue;
         }