Vulkan: Declare common SPIR-V ids in the compiler The SPIR-V transformer no longer needs to discover these ids. Bug: angleproject:7220 Change-Id: I7082e831308eaac97ace3c128f398ff5f5497739 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/4573825 Reviewed-by: Yuxin Hu <yuxinhu@google.com> Reviewed-by: Charlie Lao <cclao@google.com> Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>