[libgee] Remove workaround for vala <0.23.2, fixes bug 723822

[Maciej Marcin Piechotka <mpiechotka src gnome org>]

commit 5e33bf83a056a043bdfa24755838aef9c097117c
Author: Maciej Piechotka <uzytkownik2 gmail com>
Date:   Sat Feb 8 21:54:59 2014 +0100

    Remove workaround for vala <0.23.2, fixes bug 723822
    
    The old workaround causes reading/writing from invalid pointers,
    when compiled with 0.23.2.

 configure.ac        |    2 +-
 tests/testdata.vala |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index c74ed40..9046686 100644
--- a/configure.ac
+++ b/configure.ac
@@ -57,7 +57,7 @@ AC_SUBST(GLIB_LIBS)
 
 GOBJECT_INTROSPECTION_CHECK([0.9.0])
 
-VALA_CHECK([0.21.0])
+VALA_CHECK([0.23.2])
 
 AC_OUTPUT([Makefile
            gee-0.8.pc
diff --git a/tests/testdata.vala b/tests/testdata.vala
index 5f00c97..e69a970 100644
--- a/tests/testdata.vala
+++ b/tests/testdata.vala
@@ -104,7 +104,7 @@ public class TestData {
        }
 
        private static string[] sort_array (owned string[] array) {
-               qsort_with_data<string> (array, sizeof(string), (a, b) => {return strcmp(*(string **)a, 
*(string **)b);});
+               qsort_with_data<string> (array, sizeof(string), (a, b) => {return strcmp(a, b);});
                return (owned)array;
        }
 }