calendar: Launch the calendar server with DBus autostart

The supposed reason for launching the calendar server in a peculiar
way was so that the process would be killed when the Shell was killed,
but that didn't actually work. Launch the calendar server through auto-start,
and persist all throughout the session.

https://bugzilla.gnome.org/show_bug.cgi?id=683156

js/ui/calendar.js

@@ -208,8 +208,7 @@ function CalendarServer() {
                                    g_interface_info: CalendarServerInfo,
                                    g_name: 'org.gnome.Shell.CalendarServer',
                                    g_object_path: '/org/gnome/Shell/CalendarServer',
-                                   g_flags: (Gio.DBusProxyFlags.DO_NOT_AUTO_START |
+                                   g_flags: Gio.DBusProxyFlags.DO_NOT_LOAD_PROPERTIES });
-                                             Gio.DBusProxyFlags.DO_NOT_LOAD_PROPERTIES) });
 
     self.init(null);
     return self;

js/ui/main.js

@@ -80,10 +80,6 @@ let _overridesSettings = null;
 let background = null;
 
 function createUserSession() {
-    // Load the calendar server. Note that we are careful about
-    // not loading any events until the user presses the clock
-    global.launch_calendar_server();
-
     telepathyClient = new TelepathyClient.Client();
     automountManager = new AutomountManager.AutomountManager();
     autorunManager = new AutorunManager.AutorunManager();

src/shell-global.c

@@ -1686,60 +1686,6 @@ gboolean _shell_global_check_xdnd_event (ShellGlobal  *global,
     return FALSE;
 }
 
-/**
- * shell_global_launch_calendar_server:
- * @global: The #ShellGlobal.
- *
- * Launch the gnome-shell-calendar-server helper.
- */
-void
-shell_global_launch_calendar_server (ShellGlobal *global)
-{
-  const gchar *bin_dir;
-  gchar *calendar_server_exe;
-  GError *error;
-  gchar *argv[2];
-  gint child_standard_input;
-
-  /* launch calendar-server */
-  bin_dir = g_getenv ("GNOME_SHELL_BINDIR");
-  if (bin_dir != NULL)
-    calendar_server_exe = g_strdup_printf ("%s/gnome-shell-calendar-server", bin_dir);
-  else
-    calendar_server_exe = g_strdup_printf (GNOME_SHELL_LIBEXECDIR "/gnome-shell-calendar-server");
-
-  argv[0] = calendar_server_exe;
-  argv[1] = NULL;
-  error = NULL;
-  if (!g_spawn_async_with_pipes (NULL, /* working_directory */
-                                 argv,
-                                 NULL, /* envp */
-                                 0, /* GSpawnFlags */
-                                 NULL, /* child_setup */
-                                 NULL, /* user_data */
-                                 NULL, /* GPid *child_pid */
-                                 &child_standard_input,
-                                 NULL, /* gint *stdout */
-                                 NULL, /* gint *stderr */
-                                 &error))
-    {
-      g_warning ("Error launching `%s': %s (%s %d)",
-                 calendar_server_exe,
-                 error->message,
-                 g_quark_to_string (error->domain),
-                 error->code);
-      g_error_free (error);
-    }
-  /* Note that gnome-shell-calendar-server exits whenever its stdin
-   * file descriptor is HUP'ed. This means that whenever the the shell
-   * process exits or is being replaced, the calendar server is also
-   * exits...and if the shell is being replaced, a new copy of the
-   * calendar server is launched...
-   */
-
-  g_free (calendar_server_exe);
-}
-
 const char *
 shell_global_get_session_mode (ShellGlobal *global)
 {

src/shell-global.h

@@ -134,8 +134,6 @@ void     shell_global_init_xdnd                 (ShellGlobal  *global);
 
 void     shell_global_reexec_self               (ShellGlobal  *global);
 
-void     shell_global_launch_calendar_server    (ShellGlobal  *global);
-
 const char *     shell_global_get_session_mode  (ShellGlobal  *global);
 
 G_END_DECLS