Vulkan: Use a specialized macro for wrapped vulkan calls Vulkan wrapper functions are fairly straightforward. They call the Vulkan function and return immediately. The specialized macros introduced in this commit take care of the final return for brevity of the warpper. Additionally, this commit gets rid of ANGLE_EMPTY_STATEMENT in favor of the more robust macro definition using do {} while (0). Bug: none Change-Id: Ia7c68962d1aeee2c06ef210122b345b1a2e54f08 Reviewed-on: https://chromium-review.googlesource.com/c/1262020 Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org> Reviewed-by: Jamie Madill <jmadill@chromium.org>