Comment # 9 on bug 99542 from Kai

Fix commited to master:

commit 0561b3c75af2e4bb216b686bf62ae9d89c584dc8
Author: Marek Olšák <marek.olsak@amd.com>
Date:   Sun Feb 12 15:48:48 2017 +0100

    vdpau: skip vlVdpOutputSurfacePutBitsNative with a zero-area rectangle

    This prevents errors:
    "EE r600_texture.c:1571 r600_texture_transfer_map - failed to create
     temporary texture to hold untiled copy"

    Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=99542

    Tested-by: Kai Wasserbäch <kai@dev.carbon-project.org>
    Reviewed-by: Kai Wasserbäch <kai@dev.carbon-project.org>
    Reviewed-by: Christian König <christian.koenig@amd.com>