CL/Vulkan: Add timestamps for skipped transitions In certain scenarios, the event state transitions might be skipped - i.e. move from QUEUED -> COMPLETE. In those cases, set time stamps for intermediate states. Bug: angleproject:377942756 Change-Id: I41ae7d555b04e4ba6a8432718c0493f9f2e88fdd Signed-off-by: Gowtham Tammana <g.tammana@samsung.com> Updated-by: Austin Annestrand <a.annestrand@samsung.com> Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/6120465 Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org> Reviewed-by: Yuly Novikov <ynovikov@chromium.org> Commit-Queue: Austin Annestrand <a.annestrand@samsung.com>