Change SkMatrix44::fTypeMask to atomic

Bug: skia:7886
Change-Id: If616b8bf3b50366356b4324760ad82cbc5fd937d
Reviewed-on: https://skia-review.googlesource.com/124460
Reviewed-by: Mike Klein <mtklein@google.com>
Commit-Queue: Yuqian Li <liyuqian@google.com>
1 file changed