[lasem] viewbox: use g_slice

[Emmanuel Pacaud <emmanuel src gnome org>]

commit 467ff4ddd3efd13c8d98d2b0e23b05fd4599e686
Author: Emmanuel Pacaud <emmanuel gnome org>
Date:   Mon Jul 11 11:38:23 2016 +0200

    viewbox: use g_slice

 src/lsmsvglength.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/lsmsvglength.c b/src/lsmsvglength.c
index 83b88db..30b748f 100644
--- a/src/lsmsvglength.c
+++ b/src/lsmsvglength.c
@@ -32,7 +32,7 @@ lsm_svg_viewbox_new (double resolution_ppi,
 {
        LsmSvgViewbox *svg_viewbox;
 
-       svg_viewbox = g_new (LsmSvgViewbox, 1);
+       svg_viewbox = g_slice_new (LsmSvgViewbox);
        svg_viewbox->resolution_ppi = resolution_ppi;
        svg_viewbox->viewbox = *viewbox;
        svg_viewbox->diagonal = sqrt (viewbox->width * viewbox->width +
@@ -44,7 +44,7 @@ lsm_svg_viewbox_new (double resolution_ppi,
 void
 lsm_svg_viewbox_free (LsmSvgViewbox *viewbox)
 {
-       g_free (viewbox);
+       g_slice_free (LsmSvgViewbox, viewbox);
 }
 
 double