Improved performance of determining line numbers during VM code generation

Change-Id: Ic1723ce7eb760d6b64ca5f694d94283334918899
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/533805
Reviewed-by: Brian Osman <brianosman@google.com>
Reviewed-by: John Stiles <johnstiles@google.com>
Commit-Queue: John Stiles <johnstiles@google.com>
2 files changed