Removed Samples and Tests project generation from Windows Store builds. Change-Id: Ic9a9f498888dba0c1986faa309f78bc71711c751 Reviewed-on: https://chromium-review.googlesource.com/241943 Tested-by: Cooper Partin <coopp@microsoft.com> Reviewed-by: Geoff Lang <geofflang@chromium.org> Reviewed-by: Jamie Madill <jmadill@chromium.org>