gather pointers are not necessarily aligned

The pointers in the uniforms are copied in 4 byte
chunks and are not necessarily sizeof(void*) aligned.

Change-Id: Ied066faf8026cd30d72b88490883649c3624e763
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/268498
Reviewed-by: Mike Klein <mtklein@google.com>
Commit-Queue: Mike Klein <mtklein@google.com>
1 file changed