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morrita@google.com authored
Reviewed by Dimitri Glazkov. ElementRareData::m_shadowRoot should not be RefPtr. https://bugs.webkit.org/show_bug.cgi?id=51914 This change makes m_shadowRoot a raw pointer, as Node::m_parent is. This change is safe because shadow host pointer is stored as TreeShared::m_parent which prevents deletion unless set to null. No test, no behavioral change. * dom/Element.cpp: (WebCore::Element::shadowRoot): (WebCore::Element::setShadowRoot): (WebCore::Element::removeShadowRoot): * dom/ElementRareData.h: (WebCore::ElementRareData::ElementRareData): git-svn-id: http://svn.webkit.org/repository/webkit/trunk@75995 268f45cc-cd09-0410-ab3c-d52691b4dbfc
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