Revert "Revert "Fixes to alignment issues with regards to mapped vulkan memory.""

This reverts commit 88fdee9bde97df106a8d81b450982b8296a2bc90.

Reason for revert: Pre Fixes landed in other repos

Original change's description:
> Revert "Fixes to alignment issues with regards to mapped vulkan memory."
> 
> This reverts commit 9fb6cf4c49b0f095e5cc005feb05b5522731421b.
> 
> Reason for revert: breaks fuchsia
> 
> Original change's description:
> > Fixes to alignment issues with regards to mapped vulkan memory.
> > 
> > Bug: skia:
> > Change-Id: Ida9813fe774580a6d157b8eb8d330488c8e8c4bc
> > Reviewed-on: https://skia-review.googlesource.com/109483
> > Commit-Queue: Greg Daniel <egdaniel@google.com>
> > Reviewed-by: Jim Van Verth <jvanverth@google.com>
> 
> TBR=djsollen@google.com,egdaniel@google.com,jvanverth@google.com
> 
> # Not skipping CQ checks because original CL landed > 1 day ago.
> 
> Bug: skia:
> Change-Id: If1223313cab27737ada401d1f3fe4b7ab849d03f
> Reviewed-on: https://skia-review.googlesource.com/110040
> Reviewed-by: Greg Daniel <egdaniel@google.com>
> Commit-Queue: Greg Daniel <egdaniel@google.com>

Bug: skia:
Change-Id: Ifeebf535c3617674846f7ef25e686ee11ceee65c
Reviewed-on: https://skia-review.googlesource.com/110160
Reviewed-by: Jim Van Verth <jvanverth@google.com>
Commit-Queue: Greg Daniel <egdaniel@google.com>
12 files changed