[gnome-software/wip/rancell/reviews] Fix compile warnings

[Robert Ancell <rancell src gnome org>]

commit 47947bd5b80eb39a712b78f0f9d315f6aeb61865
Author: Robert Ancell <robert ancell canonical com>
Date:   Fri Feb 19 11:19:17 2016 -0800

    Fix compile warnings

 src/plugins/gs-plugin-ubuntu-reviews.c |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)
---
diff --git a/src/plugins/gs-plugin-ubuntu-reviews.c b/src/plugins/gs-plugin-ubuntu-reviews.c
index 482f853..64e3f81 100644
--- a/src/plugins/gs-plugin-ubuntu-reviews.c
+++ b/src/plugins/gs-plugin-ubuntu-reviews.c
@@ -282,7 +282,7 @@ static gboolean
 parse_review_entries (GsPlugin *plugin, JsonParser *parser, GError **error)
 {
        JsonArray *array;
-       gint i;
+       guint i;
 
        if (!JSON_NODE_HOLDS_ARRAY (json_parser_get_root (parser)))
                return FALSE;
@@ -397,7 +397,6 @@ send_review_request (GsPlugin *plugin, const gchar *method, const gchar *path, J
 static gboolean
 download_review_stats (GsPlugin *plugin, GError **error)
 {
-       guint status_code;
        g_autofree gchar *uri = NULL;
        g_autoptr(SoupMessage) msg = NULL;
        JsonParser *result;
@@ -581,7 +580,7 @@ static gboolean
 parse_reviews (GsPlugin *plugin, JsonParser *parser, GsApp *app, GError **error)
 {
        JsonArray *array;
-       gint i;
+       guint i;
 
        if (!JSON_NODE_HOLDS_ARRAY (json_parser_get_root (parser)))
                return FALSE;
@@ -741,7 +740,6 @@ set_package_review (GsPlugin *plugin,
                    const gchar *package_name,
                    GError **error)
 {
-       GsPluginPrivate *priv = plugin->priv;
        gint rating;
        gint n_stars;
        g_autofree gchar *os_id = NULL, *os_ubuntu_codename = NULL, *language = NULL, *architecture = NULL;