[devhelp] Require WebKitGTK >= 2.24

[Sébastien Wilmet <swilmet src gnome org>]

commit 9eb8a43a85eb5403174e1a8e9aeef9c93fedf6a6
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Wed Dec 18 19:08:52 2019 +0100

    Require WebKitGTK >= 2.24
    
    The latest stable version of WebKitGTK is the 2.26, so requiring the
    previous one is OK.

 devhelp/dh-web-view.c | 9 +++------
 meson.build           | 2 +-
 2 files changed, 4 insertions(+), 7 deletions(-)
---
diff --git a/devhelp/dh-web-view.c b/devhelp/dh-web-view.c
index db58fa2e..09625afd 100644
--- a/devhelp/dh-web-view.c
+++ b/devhelp/dh-web-view.c
@@ -488,17 +488,14 @@ dh_web_view_constructed (GObject *object)
         if (G_OBJECT_CLASS (dh_web_view_parent_class)->constructed != NULL)
                 G_OBJECT_CLASS (dh_web_view_parent_class)->constructed (object);
 
-        /* Disable some things we have no need for. */
         webkit_settings = webkit_web_view_get_settings (WEBKIT_WEB_VIEW (view));
+        webkit_settings_set_enable_back_forward_navigation_gestures (webkit_settings, TRUE);
+
+        /* Disable some things we have no need for. */
         webkit_settings_set_enable_html5_database (webkit_settings, FALSE);
         webkit_settings_set_enable_html5_local_storage (webkit_settings, FALSE);
         webkit_settings_set_enable_plugins (webkit_settings, FALSE);
 
-#if WEBKIT_CHECK_VERSION(2, 23, 4)
-        /* Enable navigation gesture */
-        webkit_settings_set_enable_back_forward_navigation_gestures (webkit_settings, TRUE);
-#endif
-
         if (view->priv->profile == NULL)
                 set_profile (view, dh_profile_get_default ());
 
diff --git a/meson.build b/meson.build
index 43d601d3..2a5ad809 100644
--- a/meson.build
+++ b/meson.build
@@ -36,7 +36,7 @@ WEBKITGTK_DEP_STR = 'webkit2gtk-4.0'
 libdevhelp_deps_array = [
   ['gio-2.0', '>= 2.56'],
   ['gtk+-3.0', '>= 3.22'],
-  [WEBKITGTK_DEP_STR, '>= 2.20']
+  [WEBKITGTK_DEP_STR, '>= 2.24']
 ]
 
 LIBDEVHELP_DEPS_STR = []