Midori fullscreen problem with HTML5 video

Midori show window decoration and panel on fullscreen mode.
elementaryOS Freya amd64
midori-granite 0.5.9+r6873+pkg37+r1~ubuntu0.3.1
GPU: Intel HD 4000

LOG: midori
(midori4:16872): GLib-GObject-CRITICAL **: g_closure_unref: assertion 'closure->ref_count > 0' failed

LOG:midori -g
Launching command: '/usr/bin/gdb' --batch -ex 'set print thread-events off' -ex run -ex 'set logging on /run/user/1000/midori/gdb.bt' -ex 'bt' --return-child-result --args midori
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
(midori4:17246): GLib-CRITICAL **: Source ID 108455 was not found when attempting to remove it

Screen:
http://imgur.com/dUyPvYk