SkPicture::PathCounter is O(N^2) for pictures nested N deep.  Fix that.

We've already done the analysis for child pictures.  Don't do it again.

BUG=skia:
R=fmalita@google.com, mtklein@google.com

Author: mtklein@chromium.org

Review URL: https://codereview.chromium.org/573833002
1 file changed