[libpeas] Don't use g_strv_length()

[Garrett Regier <gregier src gnome org>]

commit 2b6a313d779b3cc05dc26cb15832ea9a6fcb726c
Author: Garrett Regier <garrettregier gmail com>
Date:   Sat Dec 20 09:14:24 2014 -0800

    Don't use g_strv_length()
    
    Testing for NULL is will give the same result.

 libpeas-gtk/peas-gtk-plugin-manager-store.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libpeas-gtk/peas-gtk-plugin-manager-store.c b/libpeas-gtk/peas-gtk-plugin-manager-store.c
index ac415d1..01ab3c3 100644
--- a/libpeas-gtk/peas-gtk-plugin-manager-store.c
+++ b/libpeas-gtk/peas-gtk-plugin-manager-store.c
@@ -127,7 +127,7 @@ update_plugin (PeasGtkPluginManagerStore *store,
           icon_theme = gtk_icon_theme_get_default ();
           names = g_themed_icon_get_names (G_THEMED_ICON (icon_gicon));
 
-          for (i = 0; !found_icon && i < g_strv_length ((gchar **) names); ++i)
+          for (i = 0; !found_icon && names[i] != NULL; ++i)
             found_icon = gtk_icon_theme_has_icon (icon_theme, names[i]);
 
           if (!found_icon)