[gnome-shell] Bump g-i requirement

[Florian Müllner <fmuellner src gnome org>]

commit 34551bf48b9a9643903db26b34ed4bde2ee8a45a
Author: Florian Müllner <fmuellner gnome org>
Date:   Wed Aug 3 21:46:54 2016 +0200

    Bump g-i requirement
    
    We need commit bd475c00d9 to pick up mutter's clutter fork.

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 6c75587..4aecf26 100644
--- a/configure.ac
+++ b/configure.ac
@@ -75,7 +75,7 @@ AS_IF([test x$enable_systemd != xno], [
 AC_MSG_RESULT($enable_systemd)
 
 CLUTTER_MIN_VERSION=1.21.5
-GOBJECT_INTROSPECTION_MIN_VERSION=1.45.4
+GOBJECT_INTROSPECTION_MIN_VERSION=1.49.1
 GJS_MIN_VERSION=1.39.0
 MUTTER_MIN_VERSION=3.21.4
 GTK_MIN_VERSION=3.15.0