This also fix the circular dependency of media.c and a2dp.c
Invalid read of size 8
at 0x4EA8CC2: g_slice_free_chain_with_offset (in /lib64/libglib-2.0.so.0.2908.0)
by 0x13AF33: path_free (media.c:417)
by 0x11EB39: remove_interface (object.c:563)
by 0x11F360: g_dbus_unregister_interface (object.c:715)
by 0x120C49: media_server_remove (manager.c:1098)
by 0x4EA9826: g_slist_foreach (in /lib64/libglib-2.0.so.0.2908.0)
by 0x178915: adapter_remove (adapter.c:2326)
by 0x17535F: btd_manager_unregister_adapter (manager.c:293)
by 0x154081: device_event (hciops.c:2643)
by 0x1543C1: io_stack_event (hciops.c:2763)
by 0x4E8C88C: g_main_context_dispatch (in /lib64/libglib-2.0.so.0.2908.0)
by 0x4E8D087: ??? (in /lib64/libglib-2.0.so.0.2908.0)
Address 0x63f6638 is 8 bytes inside a block of size 16 free'd
at 0x4A055FE: free (vg_replace_malloc.c:366)
by 0x4E938F2: g_free (in /lib64/libglib-2.0.so.0.2908.0)
by 0x4EA854E: g_slice_free1 (in /lib64/libglib-2.0.so.0.2908.0)
by 0x4EA930C: g_slist_remove (in /lib64/libglib-2.0.so.0.2908.0)
by 0x13AE53: media_endpoint_remove (media.c:118)
by 0x4EA9826: g_slist_foreach (in /lib64/libglib-2.0.so.0.2908.0)
by 0x4EA984A: g_slist_free_full (in /lib64/libglib-2.0.so.0.2908.0)
by 0x13AF33: path_free (media.c:417)
by 0x11EB39: remove_interface (object.c:563)
by 0x11F360: g_dbus_unregister_interface (object.c:715)
by 0x120C49: media_server_remove (manager.c:1098)
by 0x4EA9826: g_slist_foreach (in /lib64/libglib-2.0.so.0.2908.0)
