Test for making context current before surface creation Support for this use-case is currently broken. Bug: angleproject:8478 Change-Id: I62fa6b6ac4481e36ce488a4667aa7edb7ff35e33 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/5200241 Auto-Submit: Shahbaz Youssefi <syoussefi@chromium.org> Reviewed-by: Yuxin Hu <yuxinhu@google.com> Commit-Queue: Yuxin Hu <yuxinhu@google.com>