Tie scroll anchoring adjustments to frame lifecycle instead of layout.

third_party/WebKit/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.
@@ skipping 2007 matching lines @@
   updateStyleAndLayoutTree();
 
   if (!isActive())
     return;
 
   if (frameView->needsLayout())
     frameView->layout();
 
   if (lifecycle().state() < DocumentLifecycle::LayoutClean)
     lifecycle().advanceTo(DocumentLifecycle::LayoutClean);
+
+  if (FrameView* frameView = view())
+    frameView->performScrollAnchoringAdjustments();
 }
 
 void Document::layoutUpdated() {
   // Plugins can run script inside layout which can detach the page.
   // TODO(esprehn): Can this still happen now that all plugins are out of
   // process?
   if (frame() && frame()->page())
     frame()->page()->chromeClient().layoutUpdated(frame());
 
   markers().invalidateRectsForAllMarkers();
@@ skipping 4372 matching lines @@
 }
 
 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().getString().utf8().data());
 }
 #endif