WPT import https://crrev.com/c/1326223 introduced new failures in external/wpt/css/CSS2:

List of new failures:
external/wpt/css/CSS2/floats/computed-float-position-absolute.html new failing tests: https://crrev.com/c/1326223/4/third_party/WebKit/LayoutTests/external/wpt/css/CSS2/floats/computed-float-position-absolute-expected.txt

This import contains upstream changes from b759b821c3f77719cadc53a58f00239b321b9b2d to 4477b9d2fadaca4314a9fc7d88ab6db6ad47a321:
The computed value of float with absolute positioning when there is no box should be "none" (#13958): https://github.com/web-platform-tests/wpt/commit/4477b9d2fadaca4314a9fc7d88ab6db6ad47a321 [affecting this directory]