Remove dump-render-tree/PNG paged overflow tests from fast/overflow/

There are already enough reftests for such things in fast/pagination/ to ensure
coverage, with the exception of column-gap tests, but support for column-gap on
paged containers should be removed anyway; see crbug.com/460106

R=andersr@opera.com

Review URL: https://codereview.chromium.org/938093002

git-svn-id: svn://svn.chromium.org/blink/trunk@190596 bbb929c8-8fbe-4397-9dbb-9b2b20218538
39 files changed
tree: 1336ffb225ffbcaceb1d5a1bcdef1cc8f394d695
  1. third_party/