[gnome-builder] build: still link against webkit2gtk-4.0

[Christian Hergert <chergert src gnome org>]

commit 5abae00025812296c68ab50679981027d17ba6e8
Author: Christian Hergert <christian hergert me>
Date:   Tue Sep 1 01:02:41 2015 -0700

    build: still link against webkit2gtk-4.0
    
    libgnome-builder still needs to link against webkit2gtk-4.0 for now
    until
    we have moved the html preview out of the core process.

 configure.ac |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 69f7576..0cb63bc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -158,12 +158,14 @@ m4_define([devhelp_required_version], [3.16.0])
 m4_define([libxml_required_version], [2.9.0])
 m4_define([peas_required_version], [1.14.1])
 m4_define([vte_required_version], [0.40.2])
+m4_define([webkit_required_version], [2.8.5])
 
 PKG_CHECK_MODULES(BUILDER,  [gtk+-3.0 >= gtk_required_version
                              gio-2.0 >= glib_required_version
                              gtksourceview-3.0 >= gtksourceview_required_version
                              libgit2-glib-1.0 >= ggit_required_version
-                             libpeas-1.0 >= peas_required_version])
+                             libpeas-1.0 >= peas_required_version
+                             webkit2gtk-4.0 >= webkit_required_version])
 PKG_CHECK_MODULES(VTE,      [vte-2.91 >= vte_required_version],
                             [have_vte=yes],
                             [have_vte=no])