Disable some VS2015 warnings for dEQP projects Change-Id: I036084b2fea20d4f1712bc34b161fb3be604af0d Reviewed-on: https://chromium-review.googlesource.com/293009 Tested-by: Austin Kinross <aukinros@microsoft.com> Reviewed-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Geoff Lang <geofflang@chromium.org>