So in MouseCursorMonitorWin, we do not need to translate it again.
Bug: webrtc:7950
Change-Id: I39145e8031f7eea2c2f07c0ba666e1f327d8609b
Reviewed-on: https://chromium-review.googlesource.com/651667
Reviewed-by: Jamie Walch <jamiewalch@chromium.org>
Commit-Queue: Zijie He <zijiehe@chromium.org>
Cr-Commit-Position: refs/heads/master@{#19698}