CHROMIUM: virtwl: add compat_ioctl entry for each struct file_operations

TEST=use wayland 32-bit app in 64-bit kernel
BUG=chromium:801232

Change-Id: I95813689763ffb5fad1c43ccc94acd0e00faf185
Signed-off-by: Zach Reizner <zachr@google.com>
Reviewed-on: https://chromium-review.googlesource.com/861951
Commit-Ready: Zach Reizner <zachr@chromium.org>
Tested-by: Zach Reizner <zachr@chromium.org>
Reviewed-by: Dylan Reid <dgreid@chromium.org>
(cherry picked from commit 8da564a49164494b21d9e55397f5c4e375021def)
Reviewed-on: https://chromium-review.googlesource.com/864723