[epiphany] ephy-web-view: store the source tag for the snapshot idle

[Claudio Saavedra <csaavedra src gnome org>]

commit 24a912ed20ef0166222112a7327662e71be9a9c5
Author: Claudio Saavedra <csaavedra igalia com>
Date:   Wed Aug 29 18:23:26 2012 +0300

    ephy-web-view: store the source tag for the snapshot idle
    
    To avoid warnings if the view dissapears before the source function is
    called.

 embed/ephy-web-view.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)
---
diff --git a/embed/ephy-web-view.c b/embed/ephy-web-view.c
index 4641e35..234126e 100644
--- a/embed/ephy-web-view.c
+++ b/embed/ephy-web-view.c
@@ -106,6 +106,8 @@ struct _EphyWebViewPrivate {
   EphyHistoryService *history_service;
   GCancellable *history_service_cancellable;
 
+  guint snapshot_idle_id;
+
   EphyHistoryPageVisitType visit_type;
 
   gulong do_not_track_handler;
@@ -536,6 +538,11 @@ ephy_web_view_dispose (GObject *object)
     g_clear_object (&priv->history_service_cancellable);
   }
 
+  if (priv->snapshot_idle_id) {
+    g_source_remove (priv->snapshot_idle_id);
+    priv->snapshot_idle_id = 0;
+  }
+
   g_clear_object(&priv->certificate);
 
   G_OBJECT_CLASS (ephy_web_view_parent_class)->dispose (object);
@@ -2396,6 +2403,8 @@ load_status_cb (WebKitWebView *web_view,
     priv->visit_type = EPHY_PAGE_VISIT_NONE;
 
     if (!ephy_web_view_is_history_frozen (view)) {
+      if (priv->snapshot_idle_id)
+        g_source_remove (priv->snapshot_idle_id);
       priv->snapshot_idle_id = g_idle_add_full (G_PRIORITY_LOW, (GSourceFunc) web_view_check_snapshot, web_view, NULL);
     }