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Bug 1419799 - Fix nsContentUtils::IsInSameAnonymousTree in Shadow DOM

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Tag #1375
This commit is contained in:
Matt A. Tobin 2020-04-17 07:23:48 -04:00 • committed by Roy Tam
commit 6d8e6e8955
3 changed files with 19 additions and 11 deletions
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17
dom/base/crashtests/1419799.html Normal file
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@ -0,0 +1,17 @@
<html>
<head>
<script>
try { o1 = document.createElement('textarea') } catch(e) { }
try { o2 = document.createElement('div') } catch(e) { }
try { o3 = document.createElement('map') } catch(e) { }
try { document.documentElement.appendChild(o2) } catch(e) { }
try { o2.appendChild(o1) } catch(e) { }
try { document.documentElement.getClientRects() } catch(e) { }
try { o4 = o2.attachShadow({ mode: "open" }); } catch(e) { }
try { o1.appendChild(o3) } catch(e) { }
try { o5 = o3.parentElement } catch(e) { }
try { o3.outerHTML = "\n" } catch(e) { }
try { o4.prepend("", o5, "") } catch(e) { }
</script>
</head>
</html>

1
dom/base/crashtests/crashtests.list
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@ -210,3 +210,4 @@ load 1251361.html
load 1304437.html
pref(clipboard.autocopy,true) load 1385272-1.html
pref(dom.webcomponents.customelements.enabled,true) load 1341693.html
pref(dom.webcomponents.enabled,true) load 1419799.html