Rename renderer() to layoutObject().

Source/core/dom/Document.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2008, 2009, 2011, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) Research In Motion Limited 2010-2011. All rights reserved.
@@ skipping 298 matching lines @@
     //     The origin of the Document is the origin it was assigned when its browsing context was created.
     //
     // Note: We generalize this to all "blank" URLs and invalid URLs because we
     // treat all of these URLs as about:blank.
     //
     return url.isEmpty() || url.protocolIsAbout();
 }
 
 static Widget* widgetForElement(const Element& focusedElement)
 {
-    LayoutObject* renderer = focusedElement.renderer();
+    LayoutObject* renderer = focusedElement.layoutObject();
     if (!renderer || !renderer->isLayoutPart())
         return 0;
     return toLayoutPart(renderer)->widget();
 }
 
 static bool acceptsEditingFocus(const Element& element)
 {
     ASSERT(element.hasEditableStyle());
 
     return element.document().frame() && element.rootEditableElement();
@@ skipping 1406 matching lines @@
     // hits a null-dereference due to security code always assuming the document has a SecurityOrigin.
 
     if (m_elemSheet && m_elemSheet->contents()->usesRemUnits())
         styleEngine().setUsesRemUnit(true);
 
     updateStyle(change);
 
     // As a result of the style recalculation, the currently hovered element might have been
     // detached (for example, by setting display:none in the :hover style), schedule another mouseMove event
     // to check if any other elements ended up under the mouse pointer due to re-layout.
-    if (hoverNode() && !hoverNode()->renderer() && frame())
+    if (hoverNode() && !hoverNode()->layoutObject() && frame())
         frame()->eventHandler().dispatchFakeMouseMoveEventSoon();
 
     if (m_focusedElement && !m_focusedElement->isFocusable())
         clearFocusedElementSoon();
 
     ASSERT(!m_timeline->hasOutdatedAnimationPlayer());
 
     TRACE_EVENT_END1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "RecalculateStyles", "elementCount", m_styleRecalcElementCounter);
     TRACE_EVENT_END1("blink", "Document::updateRenderTree", "elementCount", m_styleRecalcElementCounter);
     InspectorInstrumentation::didRecalculateStyle(cookie, m_styleRecalcElementCounter);
@@ skipping 140 matching lines @@
 
     if (styleEngine().hasPendingSheets()) {
         // FIXME: We are willing to attempt to suppress painting with outdated style info only once.
         // Our assumption is that it would be dangerous to try to stop it a second time, after page
         // content has already been loaded and displayed with accurate style information. (Our
         // suppression involves blanking the whole page at the moment. If it were more refined, we
         // might be able to do something better.) It's worth noting though that this entire method
         // is a hack, since what we really want to do is suspend JS instead of doing a layout with
         // inaccurate information.
         HTMLElement* bodyElement = body();
-        if (bodyElement && !bodyElement->renderer() && m_pendingSheetLayout == NoLayoutWithPendingSheets) {
+        if (bodyElement && !bodyElement->layoutObject() && m_pendingSheetLayout == NoLayoutWithPendingSheets) {
             m_pendingSheetLayout = DidLayoutWithPendingSheets;
             styleResolverChanged();
         } else if (m_hasNodesWithPlaceholderStyle) {
             // If new nodes have been added or style recalc has been done with style sheets still
             // pending, some nodes may not have had their real style calculated yet. Normally this
             // gets cleaned when style sheets arrive but here we need up-to-date style immediately.
             updateRenderTree(Force);
         }
     }
 
@@ skipping 570 matching lines @@
     if (frame()->navigationScheduler().locationChangePending() && elapsedTime() < cLayoutScheduleThreshold) {
         // Just bail out. Before or during the onload we were shifted to another page.
         // The old i-Bench suite does this. When this happens don't bother painting or laying out.
         m_loadEventProgress = LoadEventCompleted;
         return;
     }
 
     // We used to force a synchronous display and flush here.  This really isn't
     // necessary and can in fact be actively harmful if pages are loading at a rate of > 60fps
     // (if your platform is syncing flushes and limiting them to 60fps).
-    if (!ownerElement() || (ownerElement()->renderer() && !ownerElement()->renderer()->needsLayout())) {
+    if (!ownerElement() || (ownerElement()->layoutObject() && !ownerElement()->layoutObject()->needsLayout())) {
         updateRenderTreeIfNeeded();
 
         // Always do a layout after loading if needed.
         if (view() && layoutView() && (!layoutView()->firstChild() || layoutView()->needsLayout()))
             view()->layout();
     }
 
     m_loadEventProgress = LoadEventCompleted;
 
     if (frame() && layoutView() && settings()->accessibilityEnabled()) {
@@ skipping 833 matching lines @@
 {
     ASSERT(node);
     if (!m_hoverNode)
         return;
 
     m_hoverNode->updateDistribution();
     if (node != m_hoverNode && (!m_hoverNode->isTextNode() || node != NodeRenderingTraversal::parent(*m_hoverNode)))
         return;
 
     m_hoverNode = NodeRenderingTraversal::parent(*node);
-    while (m_hoverNode && !m_hoverNode->renderer())
+    while (m_hoverNode && !m_hoverNode->layoutObject())
         m_hoverNode = NodeRenderingTraversal::parent(*m_hoverNode);
 
     // If the mouse cursor is not visible, do not clear existing
     // hover effects on the ancestors of |node| and do not invoke
     // new hover effects on any other element.
     if (!page()->isCursorVisible())
         return;
 
     if (frame())
         frame()->eventHandler().scheduleHoverStateUpdate();
 }
 
 void Document::activeChainNodeDetached(Node* node)
 {
     if (!m_activeHoverElement)
         return;
 
     if (node != m_activeHoverElement)
         return;
 
     Node* activeNode = NodeRenderingTraversal::parent(*node);
-    while (activeNode && activeNode->isElementNode() && !activeNode->renderer())
+    while (activeNode && activeNode->isElementNode() && !activeNode->layoutObject())
         activeNode = NodeRenderingTraversal::parent(*activeNode);
 
     m_activeHoverElement = activeNode && activeNode->isElementNode() ? toElement(activeNode) : 0;
 }
 
 const Vector<AnnotatedRegionValue>& Document::annotatedRegions() const
 {
     return m_annotatedRegions;
 }
 
@@ skipping 1863 matching lines @@
     // If the mouse is down and if this is a mouse move event, we want to restrict changes in
     // :hover/:active to only apply to elements that are in the :active chain that we froze
     // at the time the mouse went down.
     bool mustBeInActiveChain = request.active() && request.move();
 
     RefPtrWillBeRawPtr<Node> oldHoverNode = hoverNode();
 
     // Check to see if the hovered node has changed.
     // If it hasn't, we do not need to do anything.
     Node* newHoverNode = innerElementInDocument;
-    while (newHoverNode && !newHoverNode->renderer())
+    while (newHoverNode && !newHoverNode->layoutObject())
         newHoverNode = newHoverNode->parentOrShadowHostNode();
 
     // Update our current hover node.
     setHoverNode(newHoverNode);
 
     // We have two different objects. Fetch their renderers.
-    LayoutObject* oldHoverObj = oldHoverNode ? oldHoverNode->renderer() : 0;
-    LayoutObject* newHoverObj = newHoverNode ? newHoverNode->renderer() : 0;
+    LayoutObject* oldHoverObj = oldHoverNode ? oldHoverNode->layoutObject() : 0;
+    LayoutObject* newHoverObj = newHoverNode ? newHoverNode->layoutObject() : 0;
 
     // Locate the common ancestor render object for the two renderers.
     LayoutObject* ancestor = nearestCommonHoverAncestor(oldHoverObj, newHoverObj);
     RefPtrWillBeRawPtr<Node> ancestorNode(ancestor ? ancestor->node() : 0);
 
     WillBeHeapVector<RefPtrWillBeMember<Node>, 32> nodesToRemoveFromChain;
     WillBeHeapVector<RefPtrWillBeMember<Node>, 32> nodesToAddToChain;
 
     if (oldHoverObj != newHoverObj) {
         // If the old hovered node is not nil but it's renderer is, it was probably detached as part of the :hover style
@@ skipping 446 matching lines @@
 #ifndef NDEBUG
 using namespace blink;
 void showLiveDocumentInstances()
 {
     WeakDocumentSet& set = liveDocumentSet();
     fprintf(stderr, "There are %u documents currently alive:\n", set.size());
     for (Document* document : set)
         fprintf(stderr, "- Document %p URL: %s\n", document, document->url().string().utf8().data());
 }
 #endif