Use glib memory allocation and free functions

qemu_malloc/qemu_free no longer exist after this commit.

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
diff --git a/qint.c b/qint.c
index fb3823a..ee51804 100644
--- a/qint.c
+++ b/qint.c
@@ -30,7 +30,7 @@
 {
     QInt *qi;
 
-    qi = qemu_malloc(sizeof(*qi));
+    qi = g_malloc(sizeof(*qi));
     qi->value = value;
     QOBJECT_INIT(qi, &qint_type);
 
@@ -63,5 +63,5 @@
 static void qint_destroy_obj(QObject *obj)
 {
     assert(obj != NULL);
-    qemu_free(qobject_to_qint(obj));
+    g_free(qobject_to_qint(obj));
 }