Fix bug & add code to catch ImageFilter clearing bugs
authorrobertphillips <robertphillips@google.com>
Thu, 12 May 2016 17:46:39 +0000 (10:46 -0700)
committerCommit bot <commit-bot@chromium.org>
Thu, 12 May 2016 17:46:40 +0000 (10:46 -0700)
commit3806b8fb7ffe757cf42f13024dbaf9f24856ccd3
treec87790bb4bfab27b0ea9c2134e730dd2b4610d24
parentbe463bba2ea4c33bac9267102d8865ac2ca6a391
Fix bug & add code to catch ImageFilter clearing bugs

Follow on to https://codereview.chromium.org/1969193002/ (SkPictureImageFilter - clear local canvas before use)

BUG=610667

GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1972213002

Review-Url: https://codereview.chromium.org/1972213002
gm/pictureimagefilter.cpp
src/core/SkSpecialSurface.cpp
src/effects/SkXfermodeImageFilter.cpp