Fix font-size shaking issue in some pages

third_party/WebKit/Source/core/layout/TextAutosizer.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 886 matching lines @@
         superclusterHasEnoughTextToAutosize(supercluster, widthProvider, false)
             ? multiplierFromBlock(widthProvider)
             : 1.0f;
   }
   ASSERT(supercluster->m_multiplier);
   return supercluster->m_multiplier;
 }
 
 const LayoutBlock* TextAutosizer::clusterWidthProvider(
     const LayoutBlock* root) const {
-  if (root->isTable() || root->isTableCell())
+  if (root->isTable() || root->isTableCell() || root->isLayoutView())

[pdr., 2017/04/12 17:55:33]

Can you update the comment in TextAutosizer.h to mention that LayoutView is a
special-case too?

     return root;
 
   return deepestBlockContainingAllText(root);
 }
 
 const LayoutBlock* TextAutosizer::maxClusterWidthProvider(
     Supercluster* supercluster,
     const LayoutBlock* currentRoot) const {
   const LayoutBlock* result = nullptr;
   if (currentRoot)
@@ skipping 454 matching lines @@
     }
   }
   potentiallyInconsistentSuperclusters.clear();
 }
 
 DEFINE_TRACE(TextAutosizer) {
   visitor->trace(m_document);
 }
 
 }  // namespace blink