Headers: Add EGLAPI to SwapBuffersWithFrameTokenANGLE Bug: angleproject:4116 Change-Id: I83392c7bad002d9b6b939983385ace7c9ebcc090 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1919633 Reviewed-by: Geoff Lang <geofflang@chromium.org> Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org> Commit-Queue: Geoff Lang <geofflang@chromium.org>