This removes usages of ErrorOrResult from SurfaceVk and FramebufferVk.
This will enable the Vulkan error handling refactor.

Bug: angleproject:2713
Change-Id: I69430dba51390a5cdc18b7b47ca423b9635e65de
Reviewed-on: https://chromium-review.googlesource.com/1128923
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>
Reviewed-by: Frank Henigman <fjhenigman@chromium.org>