Add ctor to GrVkImageInfo.

Adds an additional ctor so clients who used brace initialization on the
struct don't break.

Bug: skia:
Change-Id: I78ebdbe8242147e48859f2234265365141fe81b1
Reviewed-on: https://skia-review.googlesource.com/120185
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Greg Daniel <egdaniel@google.com>
1 file changed