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/qbool.c b/qbool.c
index ad4873f..590cd71 100644
--- a/qbool.c
+++ b/qbool.c
@@ -31,7 +31,7 @@
 {
     QBool *qb;
 
-    qb = qemu_malloc(sizeof(*qb));
+    qb = g_malloc(sizeof(*qb));
     qb->value = value;
     QOBJECT_INIT(qb, &qbool_type);
 
@@ -64,5 +64,5 @@
 static void qbool_destroy_obj(QObject *obj)
 {
     assert(obj != NULL);
-    qemu_free(qobject_to_qbool(obj));
+    g_free(qobject_to_qbool(obj));
 }