Values cross-referenced between Visual Studio 2017's "Wincrypt.h",
https://github.com/wine-mirror/wine/blob/master/include/wincrypt.h,
and the MSDN documentation at:

CertOpenStore:
    https://msdn.microsoft.com/en-us/library/windows/desktop/aa376559.aspx
CertAddCertificateContextToStore:
    https://msdn.microsoft.com/en-us/library/windows/desktop/aa376009.aspx
CertTrustStatus:
    https://msdn.microsoft.com/en-us/library/windows/desktop/aa377590.aspx
CertVerifyCertificateChainPolicy:
    https://msdn.microsoft.com/en-us/library/windows/desktop/aa377163.aspx
SSLExtraCertChainPolicyPara:
    https://msdn.microsoft.com/en-us/library/windows/desktop/aa387784.aspx

Change-Id: I143e10c4f47caa2550fb93cd10bdec00bbb2b32d
GitHub-Last-Rev: b4b8c6c41923912c7d5956ba57f55fcb2a57a163
GitHub-Pull-Request: golang/sys#15
Reviewed-on: https://go-review.googlesource.com/129275
Run-TryBot: Alex Brainman <alex.brainman@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Alex Brainman <alex.brainman@gmail.com>