Handle resize in PaintPropertyTreeBuilder::updateForObjectSizeAndLocation()

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 2601 matching lines @@
   return !!m_frame->document();
 }
 
 void FrameView::scrollbarVisibilityChanged() {
   updateScrollbarEnabledState();
   LayoutViewItem viewItem = layoutViewItem();
   if (!viewItem.isNull())
     viewItem.clearHitTestCache();
 }
 
+void FrameView::scrollbarFrameRectChanged() {
+  setNeedsPaintPropertyUpdate();
+}
+
 IntRect FrameView::scrollableAreaBoundingBox() const {
   LayoutPartItem ownerLayoutItem = frame().ownerLayoutItem();
   if (ownerLayoutItem.isNull())
     return frameRect();
 
   return ownerLayoutItem.absoluteContentQuad(TraverseDocumentBoundaries)
       .enclosingBoundingBox();
 }
 
 bool FrameView::isScrollable() const {
@@ skipping 2619 matching lines @@
 void FrameView::setAnimationHost(
     std::unique_ptr<CompositorAnimationHost> host) {
   m_animationHost = std::move(host);
 }
 
 LayoutUnit FrameView::caretWidth() const {
   return LayoutUnit(getHostWindow()->windowToViewportScalar(1));
 }
 
 }  // namespace blink