Some of the constants and structure definitions used are only available with
specific and recent versions of the windows SDK. This change allows this
to build with a toolchain targeting WINVER 0x0601 (Windows 7)
Bug: None
Change-Id: I3339f7c44c375fb7d583b78aa137f748c9776a07
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/147440
Reviewed-by: Stefan Holmer <stefan@webrtc.org>
Commit-Queue: Paul Roberts <pacaro@google.com>
Cr-Commit-Position: refs/heads/master@{#28730}