[epiphany/wip/exalm/gtk4-overview: 12/13] tab-view: Make sure it's kept alive with HdyTabView

[Alexander Mikhaylenko <alexm src gnome org>]

commit b1cce831f3f7ab3cba866df48030be8e3740681f
Author: Alexander Mikhaylenko <alexm gnome org>
Date:   Mon Aug 22 23:48:40 2022 +0400

    tab-view: Make sure it's kept alive with HdyTabView
    
    The latter has a way to get EphyTabView from it; if EphyTabView is disposed
    first, we get a use-after-free.

 src/ephy-tab-view.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/src/ephy-tab-view.c b/src/ephy-tab-view.c
index c168413b7..b80c4e6e5 100644
--- a/src/ephy-tab-view.c
+++ b/src/ephy-tab-view.c
@@ -151,7 +151,8 @@ ephy_tab_view_init (EphyTabView *self)
 {
   self->tab_view = ADW_TAB_VIEW (adw_tab_view_new ());
 
-  g_object_set_data (G_OBJECT (self->tab_view), "ephy-tab-view", self);
+  g_object_set_data_full (G_OBJECT (self->tab_view), "ephy-tab-view",
+                          g_object_ref (self), g_object_unref);
 
   adw_bin_set_child (ADW_BIN (self), GTK_WIDGET (self->tab_view));