Use STDArray to for tracked resources in vulkan command buffer

This is a minor speed improvement to help with the number of times we
are freeing and re-allocating the tracked resource arrays

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2338963004

Review-Url: https://codereview.chromium.org/2338963004
2 files changed