Render tree teardown should be iterative
https://bugs.webkit.org/show_bug.cgi?id=156233
Reviewed by Andreas Kling.
* dom/ContainerNode.cpp:
(WebCore::destroyRenderTreeIfNeeded):
(WebCore::ContainerNode::takeAllChildrenFrom):
* dom/Document.cpp:
(WebCore::Document::destroyRenderTree):
* dom/Element.cpp:
(WebCore::disconnectPseudoElement):
* html/HTMLPlugInImageElement.cpp:
(WebCore::HTMLPlugInImageElement::prepareForDocumentSuspension):
* mathml/MathMLSelectElement.cpp:
(WebCore::MathMLSelectElement::updateSelectedChild):
* style/RenderTreeUpdater.cpp:
(WebCore::RenderTreeUpdater::updateElementRenderer):
(WebCore::RenderTreeUpdater::updateTextRenderer):
(WebCore::RenderTreeUpdater::updateBeforeOrAfterPseudoElement):
(WebCore::RenderTreeUpdater::tearDownRenderers):
Tear down render tree using ComposedTreeIterator for traversal.
(WebCore::RenderTreeUpdater::tearDownRenderer):
* style/RenderTreeUpdater.h:
* style/StyleTreeResolver.cpp:
(WebCore::Style::ensurePlaceholderStyle):
(WebCore::Style::TreeResolver::styleForElement):
(WebCore::Style::resetStyleForNonRenderedDescendants):
(WebCore::Style::affectsRenderedSubtree):
(WebCore::Style::SelectorFilterPusher::SelectorFilterPusher): Deleted.
(WebCore::Style::SelectorFilterPusher::push): Deleted.
(WebCore::Style::SelectorFilterPusher::~SelectorFilterPusher): Deleted.
Unused class.
(WebCore::Style::detachTextRenderer): Deleted.
(WebCore::Style::detachChildren): Deleted.
(WebCore::Style::detachShadowRoot): Deleted.
(WebCore::Style::detachSlotAssignees): Deleted.
(WebCore::Style::detachRenderTree): Deleted.
Remove the old recursive code.
* style/StyleTreeResolver.h:
git-svn-id: http://svn.webkit.org/repository/webkit/trunk@199056 268f45cc-cd09-0410-ab3c-d52691b4dbfc
10 files changed
