Vulkan: Remove EGL_WIDTH/HEIGHT from WindowSurfaceVk initialize The EGL_WIDTH and EGL_HEIGHT are only applicable when "EGL_ANGLE_window_fixed_size" is supported, which is currently only exposed by D3D backends. Bug: angleproject:40096349 Change-Id: I45886185d4740804709f274b70b73728b2a2e59d Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/6276201 Commit-Queue: Igor Nazarov <i.nazarov@samsung.com> Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>