patch 7.4.1402
Problem:    GTK 3 is not supported.
Solution:   Add GTK 3 support. (Kazunobu Kuriyama)
diff --git a/src/version.c b/src/version.c
index f3fc7c9..94f7b36 100644
--- a/src/version.c
+++ b/src/version.c
@@ -749,6 +749,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1402,
+/**/
     1401,
 /**/
     1400,
@@ -3824,11 +3826,15 @@
     MSG_PUTS(_("without GUI."));
 #else
 # ifdef FEAT_GUI_GTK
-#  ifdef FEAT_GUI_GNOME
-    MSG_PUTS(_("with GTK2-GNOME GUI."));
+#  ifdef USE_GTK3
+    MSG_PUTS(_("with GTK3 GUI."));
 #  else
-    MSG_PUTS(_("with GTK2 GUI."));
-#  endif
+#   ifdef FEAT_GUI_GNOME
+     MSG_PUTS(_("with GTK2-GNOME GUI."));
+#   else
+     MSG_PUTS(_("with GTK2 GUI."));
+#   endif
+# endif
 # else
 #  ifdef FEAT_GUI_MOTIF
     MSG_PUTS(_("with X11-Motif GUI."));