examples/window-go can't display color in windows 10

[fcying]

What OS are you using (uname -a, or Windows version)?

windows10, IE11

What programming language are you using (C/C++/Go/Rust)?

go version go1.11.2 linux/amd64

What did you expect to see and what you saw instead?

I build examples/window-go, it work fine in linux, but can't display color in windows. use xgo build windows version is same problem.

cd ~/go/src/github.com/zserge/webview/examples/window-go
go build .
CC=x86_64-w64-mingw32-gcc CXX=x86_64-w64-mingw32-g++ CGO_ENABLED=1 GOOS=windows go build .
xgo -targets=windows/amd64 .

linux:

windows:

[SteffenL]

Closing due to age and described example not being present in the current code base.