[epiphany] Revert "Zoom on ctrl+scroll"

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 668cb9386d8734fe881b3e1a5fba60254e22a0b9
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Sun Dec 16 12:45:58 2018 -0600

    Revert "Zoom on ctrl+scroll"
    
    This reverts commit 29cbc21665a1bea1c3897fe01a89ee2b98c5f086.
    
    See the problem discussed in #184.

 src/ephy-window.c | 26 --------------------------
 1 file changed, 26 deletions(-)
---
diff --git a/src/ephy-window.c b/src/ephy-window.c
index 0e5cf9c77..8211673de 100644
--- a/src/ephy-window.c
+++ b/src/ephy-window.c
@@ -600,31 +600,6 @@ ephy_window_delete_event (GtkWidget   *widget,
   return FALSE;
 }
 
-static gboolean
-ephy_window_scroll_event (GtkWidget      *window,
-                          GdkEventScroll *event)
-{
-  GAction *action;
-  GActionGroup *action_group;
-  const char *action_name;
-
-  if ((event->state & gtk_accelerator_get_default_mod_mask ()) != GDK_CONTROL_MASK)
-    return GDK_EVENT_PROPAGATE;
-
-  if (event->direction == GDK_SCROLL_UP)
-    action_name = "zoom-in";
-  else if (event->direction == GDK_SCROLL_DOWN)
-    action_name = "zoom-out";
-  else
-    return GDK_EVENT_PROPAGATE;
-
-  action_group = gtk_widget_get_action_group (window, "win");
-  action = g_action_map_lookup_action (G_ACTION_MAP (action_group), action_name);
-  g_action_activate (action, NULL);
-
-  return GDK_EVENT_STOP;
-}
-
 #define MAX_SPELL_CHECK_GUESSES 4
 
 static void
@@ -3440,7 +3415,6 @@ ephy_window_class_init (EphyWindowClass *klass)
   widget_class->show = ephy_window_show;
   widget_class->destroy = ephy_window_destroy;
   widget_class->delete_event = ephy_window_delete_event;
-  widget_class->scroll_event = ephy_window_scroll_event;
 
   g_object_class_override_property (object_class,
                                     PROP_ACTIVE_CHILD,