Fixing SkPicture command pattern optimizations to make them work correctly with bounding box hierarchies

BUG=https://code.google.com/p/chromium/issues/detail?id=180645
TEST=render_pictures -r <skp_dir> --validate --bbh <grid|rtree> --mode tile 256 256

Author: junov@chromium.org

Reviewed By: robertphillips@google.com

Review URL: https://chromiumcodereview.appspot.com/12817011

git-svn-id: http://skia.googlecode.com/svn/trunk@8171 2bbb7eff-a529-9590-31e7-b0007b416f81
12 files changed