WPF - Disable GPU Compositing
WPF - Disable GPU Compositing

Required until further Viz compositor related issues are resolves

https://bitbucket.org/chromiumembedded/cef/issues/2733/viz-osr-might-be-causing-some-graphic#comment-55006070

Livit/CefSharp,Livit/CefSharp,Livit/CefSharp,Livit/CefSharp