[frogr] Use static variables for caching instances of GAppInfo

[Mario Sanchez Prada <msanchez src gnome org>]

commit 81f311fc1faae45ac7b3a7b3853c66039bec86c6
Author: Mario Sanchez Prada <msanchez igalia com>
Date:   Sun Jul 17 22:03:12 2011 +0200

    Use static variables for caching instances of GAppInfo

 src/frogr-util.c |   17 +++++++----------
 1 files changed, 7 insertions(+), 10 deletions(-)
---
diff --git a/src/frogr-util.c b/src/frogr-util.c
index 3b7a5e8..b980e36 100644
--- a/src/frogr-util.c
+++ b/src/frogr-util.c
@@ -168,7 +168,7 @@ _open_uris_with_app_info (GList *uris_list, GAppInfo *app_info)
 void
 frogr_util_open_uri (const gchar *uri)
 {
-  GAppInfo *app_info = NULL;
+  static GAppInfo *app_info = NULL;
   GList *uris_list = NULL;
 
   /* Early return */
@@ -177,12 +177,11 @@ frogr_util_open_uri (const gchar *uri)
 
   /* Dupped uris in the GList must NOT be freed here */
   uris_list = g_list_append (uris_list, g_strdup (uri));
-  app_info = g_app_info_get_default_for_uri_scheme ("http");
 
-  _open_uris_with_app_info (uris_list, app_info);
+  if (app_info == NULL)
+    app_info = g_app_info_get_default_for_uri_scheme ("http");
 
-  if (app_info)
-    g_object_unref (app_info);
+  _open_uris_with_app_info (uris_list, app_info);
 
   g_list_free (uris_list);
 }
@@ -190,18 +189,16 @@ frogr_util_open_uri (const gchar *uri)
 void
 frogr_util_open_images_in_viewer (GList *uris_list)
 {
-  GAppInfo *app_info = NULL;
+  static GAppInfo *app_info = NULL;
 
   /* Early return */
   if (!uris_list)
     return;
 
-  app_info = g_app_info_get_default_for_type ("image/jpg", TRUE);
+  if (app_info == NULL)
+    app_info = g_app_info_get_default_for_type ("image/jpg", TRUE);
 
   _open_uris_with_app_info (uris_list, app_info);
-
-  if (app_info)
-    g_object_unref (app_info);
 }
 
 static void