Make Visual Studio ignore the return value of the xcopy command since the files copied are not always available.
Make Visual Studio ignore the return value of the xcopy command since the files copied are not always available.

git-svn-id: http://src.chromium.org/svn/trunk/src@159 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 57ab22209cf4bd1853300bc47d3d42e232f609cf
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser