Remove usage of ScopedTaskScheduler from remoting/protocol/connection_unittest.cc.

ScopedTaskScheduler is deprecated.

Bug: 708584
Change-Id: I823689a9f1ae22de34c43e962d698ffcdac5c72c
Reviewed-on: https://chromium-review.googlesource.com/586914
Reviewed-by: Sergey Ulanov <sergeyu@chromium.org>
Commit-Queue: Francois Doray <fdoray@chromium.org>
Cr-Commit-Position: refs/heads/master@{#489974}
1 file changed