In GrVkGpuCommandBuffer when setting bounds to full RT use proxy bounds instead of surface.

My guess is perf wise this will be a wash/nothing really changes, but it at least lets
Vulkan know exactly what our intention is.

Bug: skia:
Change-Id: I8ddeccc602154c793d8f7d7de087a655a136dc9c
Reviewed-on: https://skia-review.googlesource.com/c/160620
Commit-Queue: Greg Daniel <egdaniel@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
12 files changed