[Layout API] Use ownerLayoutItem in forceLayoutParentViewIfNeeded()

third_party/WebKit/Source/core/frame/FrameView.cpp

 /*
  * Copyright (C) 1998, 1999 Torben Weis <weis@kde.org>
  *                     1999 Lars Knoll <knoll@kde.org>
  *                     1999 Antti Koivisto <koivisto@kde.org>
  *                     2000 Dirk Mueller <mueller@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
  *           (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  *           (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
@@ skipping 759 matching lines @@
     totalObjects = 0;
     isSubtree = isSubtreeLayout();
     if (isSubtree)
         m_layoutSubtreeRootList.countObjectsNeedingLayout(needsLayoutObjects, totalObjects);
     else
         LayoutSubtreeRootList::countObjectsNeedingLayoutInRoot(layoutView(), needsLayoutObjects, totalObjects);
 }
 
 inline void FrameView::forceLayoutParentViewIfNeeded()
 {
-    LayoutPart* ownerLayoutObject = m_frame->ownerLayoutObject();
-    if (!ownerLayoutObject || !ownerLayoutObject->frame())
+    LayoutPartItem ownerLayoutItem = m_frame->ownerLayoutItem();
+    if (ownerLayoutItem.isNull() || !ownerLayoutItem.frame())
         return;
 
     LayoutReplaced* contentBox = embeddedReplacedContent();
     if (!contentBox)
         return;
 
     LayoutSVGRoot* svgRoot = toLayoutSVGRoot(contentBox);
     if (svgRoot->everHadLayout() && !svgRoot->needsLayout())
         return;
 
     // If the embedded SVG document appears the first time, the ownerLayoutObject has already finished
     // layout without knowing about the existence of the embedded SVG document, because LayoutReplaced
     // embeddedReplacedContent() returns 0, as long as the embedded document isn't loaded yet. Before
     // bothering to lay out the SVG document, mark the ownerLayoutObject needing layout and ask its
     // FrameView for a layout. After that the LayoutEmbeddedObject (ownerLayoutObject) carries the
     // correct size, which LayoutSVGRoot::computeReplacedLogicalWidth/Height rely on, when laying
     // out for the first time, or when the LayoutSVGRoot size has changed dynamically (eg. via <script>).
-    FrameView* frameView = ownerLayoutObject->frame()->view();
+    FrameView* frameView = ownerLayoutItem.frame()->view();
 
     // Mark the owner layoutObject as needing layout.
-    ownerLayoutObject->setNeedsLayoutAndPrefWidthsRecalcAndFullPaintInvalidation(LayoutInvalidationReason::Unknown);
+    ownerLayoutItem.setNeedsLayoutAndPrefWidthsRecalcAndFullPaintInvalidation(LayoutInvalidationReason::Unknown);
 
     // Synchronously enter layout, to layout the view containing the host object/embed/iframe.
     ASSERT(frameView);
     frameView->layout();
 }
 
 void FrameView::performPreLayoutTasks()
 {
     TRACE_EVENT0("blink,benchmark", "FrameView::performPreLayoutTasks");
     lifecycle().advanceTo(DocumentLifecycle::InPreLayout);
@@ skipping 3607 matching lines @@
 }
 
 bool FrameView::canThrottleRendering() const
 {
     if (!RuntimeEnabledFeatures::renderingPipelineThrottlingEnabled())
         return false;
     return m_subtreeThrottled || (m_hiddenForThrottling && m_crossOriginForThrottling);
 }
 
 } // namespace blink