Vulkan: Fixed rate compression not work as expected on Android On Android C++ compiler do more optimization and results different with Linux, re-write code to correct the issue. Bug: angleproject:352364583 Change-Id: I1863d2d255cd831d4ca9dd866c85e419f410bd9a Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/6687014 Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org> Auto-Submit: Neil Zhang <Neil.Zhang@arm.com> Reviewed-by: Charlie Lao <cclao@google.com> Reviewed-by: Cody Northrop <cnorthrop@google.com> Commit-Queue: Charlie Lao <cclao@google.com>