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Bug 1396584 - Remove support for multiple ShadowRoots

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Tag #1375
This commit is contained in:
Matt A. Tobin 2020-04-17 06:34:38 -04:00 • committed by Roy Tam
commit 5917636e83
44 changed files with 334 additions and 1955 deletions
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15
dom/base/nsContentUtils.cpp
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@ -46,7 +46,6 @@
#include "mozilla/dom/HTMLMediaElement.h"
#include "mozilla/dom/HTMLTemplateElement.h"
#include "mozilla/dom/HTMLContentElement.h"
#include "mozilla/dom/HTMLShadowElement.h"
#include "mozilla/dom/ipc/BlobChild.h"
#include "mozilla/dom/ipc/BlobParent.h"
#include "mozilla/dom/Promise.h"
@ -7056,20 +7055,6 @@ nsContentUtils::HasDistributedChildren(nsIContent* aContent)
return true;
}
ShadowRoot* shadow = ShadowRoot::FromNode(aContent);
if (shadow) {
// Children of a shadow root are distributed to
// the shadow insertion point of the younger shadow root.
return shadow->GetYoungerShadowRoot();
}
HTMLShadowElement* shadowEl = HTMLShadowElement::FromContent(aContent);
if (shadowEl && shadowEl->IsInsertionPoint()) {
// Children of a shadow insertion points are distributed
// to the insertion points in the older shadow root.
return shadowEl->GetOlderShadowRoot();
}
HTMLContentElement* contentEl = HTMLContentElement::FromContent(aContent);
if (contentEl && contentEl->IsInsertionPoint()) {
// Children of a content insertion point are distributed to the