No longer store page logical height in LayoutState.

third_party/WebKit/Source/core/layout/LayoutMultiColumnFlowThread.h

 /*
  * Copyright (C) 2012 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 272 matching lines @@
 
  protected:
   LayoutMultiColumnFlowThread();
   void setProgressionIsInline(bool isInline) {
     m_progressionIsInline = isInline;
   }
 
   void layout() override;
 
  private:
+  void calculateColumnHeightAvailable();
   void calculateColumnCountAndWidth(LayoutUnit& width, unsigned& count) const;
   void createAndInsertMultiColumnSet(LayoutBox* insertBefore = nullptr);
   void createAndInsertSpannerPlaceholder(
       LayoutBox* spannerObjectInFlowThread,
       LayoutObject* insertedBeforeInFlowThread);
   void destroySpannerPlaceholder(LayoutMultiColumnSpannerPlaceholder*);
   virtual bool descendantIsValidColumnSpanner(LayoutObject* descendant) const;
 
   void addColumnSetToThread(LayoutMultiColumnSet*) override;
   void willBeRemovedFromTree() override;
@@ skipping 64 matching lines @@
 // LayoutObject.
 DEFINE_TYPE_CASTS(LayoutMultiColumnFlowThread,
                   LayoutFlowThread,
                   object,
                   object->isLayoutMultiColumnFlowThread(),
                   object.isLayoutMultiColumnFlowThread());
 
 }  // namespace blink
 
 #endif  // LayoutMultiColumnFlowThread_h