Catalina requires that we call [NSOpenGLContext clearCurrentContext]
when tearing down contexts. We were doing it in the GLWindowContext
destructor, but not when switching for MSAA.
Bug: skia:10134
Change-Id: I81be962419ca4afa724ab3f896081af4bbedda3f
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/288157
Commit-Queue: Jim Van Verth <jvanverth@google.com>
Commit-Queue: John Stiles <johnstiles@google.com>
Auto-Submit: Jim Van Verth <jvanverth@google.com>
Reviewed-by: John Stiles <johnstiles@google.com>