[webkit-reviews] review requested: [Bug 113137] Test if non-immediate descendants obscure background : [Attachment 195191] use simple z-index:auto test, update a chromium pixel test

[bugzilla-daemon at webkit.org]

Antti Koivisto <koivisto at iki.fi> has asked  for review:
Bug 113137: Test if non-immediate descendants obscure background
https://bugs.webkit.org/show_bug.cgi?id=113137

Attachment 195191: use simple z-index:auto test, update a chromium pixel test
https://bugs.webkit.org/attachment.cgi?id=195191&action=review