[bug 102116] - https://bugs.webkit.org/show_bug.cgi?id=102116 - ASSERT_NOT_REACHED() when building a CSSOM wrapper for StyleRuleHost. If this test passes, no crash occurs.

Foo
[expanded] 
display: block;
    div - block user agent stylesheet

[expanded] 
element.style  { ()

======== Matched CSS Rules ========
[expanded] 
div  { (user agent stylesheet)
display: block;