[glib] Drop a few more G_CONST_RETURN

[Ryan Lortie <ryanl src gnome org>]

commit ce9681b87e64a53a35a3db25cdbc406f46e91602
Author: Ryan Lortie <desrt desrt ca>
Date:   Mon Jun 13 09:27:28 2011 -0400

    Drop a few more G_CONST_RETURN

 gobject/gvaluetypes.c |    2 +-
 tests/testglib.c      |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gobject/gvaluetypes.c b/gobject/gvaluetypes.c
index df3ef54..bff6592 100644
--- a/gobject/gvaluetypes.c
+++ b/gobject/gvaluetypes.c
@@ -1074,7 +1074,7 @@ g_value_take_string (GValue *value,
  *
  * Returns: string content of @value
  */
-G_CONST_RETURN gchar*
+const gchar*
 g_value_get_string (const GValue *value)
 {
   g_return_val_if_fail (G_VALUE_HOLDS_STRING (value), NULL);
diff --git a/tests/testglib.c b/tests/testglib.c
index fd894e1..1f0a9ab 100644
--- a/tests/testglib.c
+++ b/tests/testglib.c
@@ -745,7 +745,7 @@ test_info (void)
   g_free (sconfdirs);
   g_free (langnames);
 
-  charset_is_utf8 = g_get_charset ((G_CONST_RETURN char**)&charset);
+  charset_is_utf8 = g_get_charset ((const char**)&charset);
 
   if (g_test_verbose())
     {