Call SkMatrix::getType to make it thread safe

TBR: reed@google.com, mtklein@google.com
Bug: skia:
Change-Id: I6da4b12b38ecaba71441de7a45a1990b000b1de4
Reviewed-on: https://skia-review.googlesource.com/124402
Reviewed-by: Yuqian Li <liyuqian@google.com>
Commit-Queue: Yuqian Li <liyuqian@google.com>
1 file changed