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32 #include "core/html/HTMLShadowElement.h"
34 #include "HTMLNames.h"
35 #include "core/dom/shadow/ShadowRoot.h"
41 inline HTMLShadowElement::HTMLShadowElement(Document& document)
42 : InsertionPoint(HTMLNames::shadowTag, document)
44 ScriptWrappable::init(this);
47 PassRefPtrWillBeRawPtr<HTMLShadowElement> HTMLShadowElement::create(Document& document)
49 return adoptRefWillBeRefCountedGarbageCollected(new HTMLShadowElement(document));
52 HTMLShadowElement::~HTMLShadowElement()
56 ShadowRoot* HTMLShadowElement::olderShadowRoot()
58 ShadowRoot* containingRoot = containingShadowRoot();
62 document().updateDistributionForNodeIfNeeded(this);
64 ShadowRoot* older = containingRoot->olderShadowRoot();
65 if (!older || !older->shouldExposeToBindings() || older->shadowInsertionPointOfYoungerShadowRoot() != this)
68 ASSERT(older->shouldExposeToBindings());
72 Node::InsertionNotificationRequest HTMLShadowElement::insertedInto(ContainerNode* insertionPoint)
74 if (insertionPoint->inDocument()) {
75 // Warn if trying to reproject between user agent and author shadows.
76 ShadowRoot* root = containingShadowRoot();
77 if (root && root->olderShadowRoot() && root->type() != root->olderShadowRoot()->type()) {
78 String message = String::format("<shadow> doesn't work for %s element host.", root->host()->tagName().utf8().data());
79 document().addConsoleMessage(RenderingMessageSource, WarningMessageLevel, message);
82 return InsertionPoint::insertedInto(insertionPoint);
85 } // namespace WebCore