[gnome-control-center] Factorize dependecies initialization

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

commit 28de6f4c8a80ef2a4db6c094287477a917d700c1
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Mon Nov 26 15:21:27 2018 +0100

    Factorize dependecies initialization
    
    Add initialize_dependencies() to factorize the dependecies
    initialization functions for better readability as another dependency
    to initialize will be added in a following commit.

 shell/main.c | 21 ++++++++++++++-------
 1 file changed, 14 insertions(+), 7 deletions(-)
---
diff --git a/shell/main.c b/shell/main.c
index 29b99cd2f..c0488149c 100644
--- a/shell/main.c
+++ b/shell/main.c
@@ -35,6 +35,19 @@
 
 #include "cc-application.h"
 
+void
+initialize_dependencies (gint    *argc,
+                         gchar ***argv)
+{
+  #ifdef GDK_WINDOWING_X11
+    XInitThreads ();
+  #endif
+
+  #ifdef HAVE_CHEESE
+    cheese_gtk_init (argc, argv);
+  #endif /* HAVE_CHEESE */
+}
+
 int
 main (gint    argc,
       gchar **argv)
@@ -45,13 +58,7 @@ main (gint    argc,
   bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
   textdomain (GETTEXT_PACKAGE);
 
-#ifdef GDK_WINDOWING_X11
-  XInitThreads ();
-#endif
-
-#ifdef HAVE_CHEESE
-  cheese_gtk_init (&argc, &argv);
-#endif /* HAVE_CHEESE */
+  initialize_dependencies (&argc, &argv);
 
   application = cc_application_new ();