[epiphany] ephy-session: stop saving the back forward list for recently closed tabs

[Carlos Garcia Campos <carlosgc src gnome org>]

commit 5086e25fcb5e1aab30c50af55f9e2a9db5d8bf42
Author: Carlos Garcia Campos <cgarcia igalia com>
Date:   Mon Jan 18 09:35:08 2016 +0100

    ephy-session: stop saving the back forward list for recently closed tabs
    
    This is currently unused. Also improve the detection of empty tabs with
    no history to not add them to the list of closed tabs.

 src/ephy-session.c |   27 ++++++++-------------------
 1 files changed, 8 insertions(+), 19 deletions(-)
---
diff --git a/src/ephy-session.c b/src/ephy-session.c
index 21dcae1..126718a 100644
--- a/src/ephy-session.c
+++ b/src/ephy-session.c
@@ -49,7 +49,6 @@ typedef struct
        gpointer* parent_location;
        int position;
        char *url;
-       GList *bflist;
 } ClosedTab;
 
 struct _EphySessionPrivate
@@ -152,12 +151,6 @@ parent_location_free (gpointer *location, gboolean last_reference)
 static void
 closed_tab_free (ClosedTab *tab)
 {
-       if (tab->bflist)
-       {
-               g_list_free_full (tab->bflist, g_object_unref);
-               tab->bflist = NULL;
-       }
-
        if (tab->url)
        {
                g_free (tab->url);
@@ -183,7 +176,6 @@ find_tab_with_notebook (GQueue *queue, EphyNotebook *notebook)
 static ClosedTab *
 closed_tab_new (GQueue *closed_tabs,
                const char *address,
-               GList *bflist,
                int position,
                EphyNotebook *parent_notebook)
 {
@@ -301,18 +293,17 @@ ephy_session_tab_closed (EphySession *session,
 {
        EphySessionPrivate *priv = session->priv;
        EphyWebView *view;
-       const char *address;
-       WebKitBackForwardList *source;
+       WebKitWebView *wk_view;
        ClosedTab *tab;
-       GList *items = NULL;
 
        view = ephy_embed_get_web_view (embed);
-       address = ephy_web_view_get_address (view);
+       wk_view = WEBKIT_WEB_VIEW (view);
 
-       source = webkit_web_view_get_back_forward_list (WEBKIT_WEB_VIEW (view));
-       items = webkit_back_forward_list_get_back_list_with_limit (source, EPHY_WEBKIT_BACK_FORWARD_LIMIT);
-       if (items == NULL && g_strcmp0 (address, "ephy-about:overview") == 0)
+       if (!webkit_web_view_can_go_back (wk_view) && !webkit_web_view_can_go_forward (wk_view) &&
+           (ephy_web_view_get_is_blank (view) || ephy_web_view_is_overview (view)))
+       {
                return;
+       }
 
        if (g_queue_get_length (priv->closed_tabs) == MAX_CLOSED_TABS)
        {
@@ -326,9 +317,7 @@ ephy_session_tab_closed (EphySession *session,
                tab = NULL;
        }
 
-       items = g_list_reverse (items);
-       tab = closed_tab_new (priv->closed_tabs, address, items, position, notebook);
-       g_list_free (items);
+       tab = closed_tab_new (priv->closed_tabs, ephy_web_view_get_address (view), position, notebook);
 
        g_queue_push_head (priv->closed_tabs, tab);
 
@@ -336,7 +325,7 @@ ephy_session_tab_closed (EphySession *session,
                g_object_notify_by_pspec (G_OBJECT (session), obj_properties[PROP_CAN_UNDO_TAB_CLOSED]);
 
        LOG ("Added: %s to the list (%d elements)",
-            address, g_queue_get_length (priv->closed_tabs));
+            ephy_web_view_get_address (view), g_queue_get_length (priv->closed_tabs));
 }
 
 gboolean