[totem] grilo: Add and use new strv_has_prefix() helper

[Bastien Nocera <hadess src gnome org>]

commit cad52bc8b2da27d586e409184b74fec8550d99bb
Author: Bastien Nocera <hadess hadess net>
Date:   Thu Jan 23 16:00:42 2014 +0100

    grilo: Add and use new strv_has_prefix() helper

 src/plugins/grilo/totem-grilo.c |   33 +++++++++++++++++----------------
 1 files changed, 17 insertions(+), 16 deletions(-)
---
diff --git a/src/plugins/grilo/totem-grilo.c b/src/plugins/grilo/totem-grilo.c
index 6b446a2..12b71a1 100644
--- a/src/plugins/grilo/totem-grilo.c
+++ b/src/plugins/grilo/totem-grilo.c
@@ -853,6 +853,21 @@ item_activated_cb (GdMainView  *view,
 }
 
 static gboolean
+strv_has_prefix (const char **strv,
+                const char  *str)
+{
+       const char **s = strv;
+
+       while (*s) {
+               if (g_str_has_prefix (str, *s))
+                       return TRUE;
+               s++;
+       }
+
+       return FALSE;
+}
+
+static gboolean
 source_is_blacklisted (GrlSource *source)
 {
        const char *id;
@@ -865,18 +880,11 @@ source_is_blacklisted (GrlSource *source)
                "grl-podcasts",
                NULL
        };
-       const char **s = sources;
 
        id = grl_source_get_id (source);
        g_assert (id);
 
-       while (*s) {
-               if (g_str_has_prefix (id, *s))
-                       return TRUE;
-               s++;
-       }
-
-       return FALSE;
+       return strv_has_prefix (sources, id);
 }
 
 static gboolean
@@ -888,18 +896,11 @@ source_is_browse_blacklisted (GrlSource *source)
                "grl-youtube",
                NULL
        };
-       const char **s = sources;
 
        id = grl_source_get_id (source);
        g_assert (id);
 
-       while (*s) {
-               if (g_str_has_prefix (id, *s))
-                       return TRUE;
-               s++;
-       }
-
-       return FALSE;
+       return strv_has_prefix (sources, id);
 }
 
 static gboolean