Fixing bug 1260556 from devdiv. (#348)
Fixing bug 1260556 from devdiv. (#348)

Co-authored-by: Felipe da Conceicao Guimaraes <2a0769a2d977e1569779a929c1d680173d695f66@microsoft.com>
Microsoft/WPF-Samples,Microsoft/WPF-Samples,Microsoft/WPF-Samples,Microsoft/WPF-Samples