Remove PROPERTIES_WIN7 in shortcut*

Bug: 579196
Change-Id: I4c4c49bc915de8e7a94877bdba2e1a49c5da11a0
Reviewed-on: https://chromium-review.googlesource.com/731366
Reviewed-by: Scott Graham <scottmg@chromium.org>
Commit-Queue: Xi Cheng <chengx@chromium.org>
Cr-Commit-Position: refs/heads/master@{#510522}
3 files changed