Don't use pageLogicalHeight() to resolve percentage values in subframes

Source/core/rendering/RenderBox.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2006, 2007 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 661 matching lines @@
     void shrinkToFitWidth(const LayoutUnit availableSpace, const LayoutUnit logicalLeftValue, const LayoutUnit bordersPlusPadding, LogicalExtentComputedValues&) const;
 
     // Returns true if we did a full repaint
     bool repaintLayerRectsForImage(WrappedImagePtr image, const FillLayer* layers, bool drawingBackground);
 
     bool skipContainingBlockForPercentHeightCalculation(const RenderBox* containingBlock) const;
 
     LayoutUnit containingBlockLogicalWidthForPositioned(const RenderBoxModelObject* containingBlock, bool checkForPerpendicularWritingMode = true) const;
     LayoutUnit containingBlockLogicalHeightForPositioned(const RenderBoxModelObject* containingBlock, bool checkForPerpendicularWritingMode = true) const;
 
-    LayoutUnit viewLogicalHeightForPercentages() const;
-
     void computePositionedLogicalHeight(LogicalExtentComputedValues&) const;
     void computePositionedLogicalWidthUsing(Length logicalWidth, const RenderBoxModelObject* containerBlock, TextDirection containerDirection,
                                             LayoutUnit containerLogicalWidth, LayoutUnit bordersPlusPadding,
                                             Length logicalLeft, Length logicalRight, Length marginLogicalLeft, Length marginLogicalRight,
                                             LogicalExtentComputedValues&) const;
     void computePositionedLogicalHeightUsing(Length logicalHeightLength, const RenderBoxModelObject* containerBlock,
                                              LayoutUnit containerLogicalHeight, LayoutUnit bordersPlusPadding, LayoutUnit logicalHeight,
                                              Length logicalTop, Length logicalBottom, Length marginLogicalTop, Length marginLogicalBottom,
                                              LogicalExtentComputedValues&) const;
 
@@ skipping 82 matching lines @@
         if (UNLIKELY(inlineBoxWrapper() != 0))
             deleteLineBoxWrapper();
     }
 
     ensureRareData().m_inlineBoxWrapper = boxWrapper;
 }
 
 } // namespace WebCore
 
 #endif // RenderBox_h