[gnome-software] trivial: Drop an unneeded gtk_widget_show

[Kalev Lember <klember src gnome org>]

commit 3a19d6c84efc2ff615e93ab4c496c38d07beecd6
Author: Kalev Lember <kalevlember gmail com>
Date:   Sun Jul 6 16:00:11 2014 +0200

    trivial: Drop an unneeded gtk_widget_show

 src/gs-shell-installed.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/src/gs-shell-installed.c b/src/gs-shell-installed.c
index 29fac25..add0593 100644
--- a/src/gs-shell-installed.c
+++ b/src/gs-shell-installed.c
@@ -312,8 +312,6 @@ gs_shell_installed_refresh (GsShellInstalled *shell_installed, gboolean scroll_u
        if (priv->cache_valid)
                return;
 
-       gtk_widget_show (priv->spinner_install);
-
        if (priv->waiting)
                return;