Remove -Wno-return-std-move flag


Bug: 832211
Change-Id: I9dbfdb0c49aa10f6655454e0d9958f869454f31c
Reviewed-on: https://chromium-review.googlesource.com/1025435
Reviewed-by: Greg Thompson <grt@chromium.org>
Reviewed-by: Nico Weber <thakis@chromium.org>
Reviewed-by: Vadym Doroshenko <dvadym@chromium.org>
Commit-Queue: Takuto Ikuta <tikuta@chromium.org>
Cr-Commit-Position: refs/heads/master@{#553510}
4 files changed