Add Length::isPercent and use it in tables.

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

 /*
  * Copyright (C) 1997 Martin Jones (mjones@kde.org)
  *           (C) 1997 Torben Weis (weis@kde.org)
  *           (C) 1998 Waldo Bastian (bastian@kde.org)
  *           (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2013 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 334 matching lines @@
     LayoutUnit borderAndPadding = borderAndPaddingBefore + borderAndPaddingAfter;
     LayoutUnit computedLogicalHeight;
     if (styleLogicalHeight.isFixed()) {
         // HTML tables size as though CSS height includes border/padding, CSS tables do not.
         LayoutUnit borders = LayoutUnit();
         // FIXME: We cannot apply box-sizing: content-box on <table> which other browsers allow.
         if (isHTMLTableElement(node()) || style()->boxSizing() == BoxSizingBorderBox) {
             borders = borderAndPadding;
         }
         computedLogicalHeight = LayoutUnit(styleLogicalHeight.value() - borders);
-    } else if (styleLogicalHeight.hasPercent()) {
+    } else if (styleLogicalHeight.isPercentOrCalc()) {
         computedLogicalHeight = computePercentageLogicalHeight(styleLogicalHeight);
     } else if (styleLogicalHeight.isIntrinsic()) {
         computedLogicalHeight = computeIntrinsicLogicalContentHeightUsing(styleLogicalHeight, logicalHeight() - borderAndPadding, borderAndPadding);
     } else {
         ASSERT_NOT_REACHED();
     }
     return computedLogicalHeight.clampNegativeToZero();
 }
 
 void LayoutTable::layoutCaption(LayoutTableCaption& caption)
@@ skipping 1108 matching lines @@
 
 LayoutUnit LayoutTable::paddingRight() const
 {
     if (collapseBorders())
         return LayoutUnit();
 
     return LayoutBlock::paddingRight();
 }
 
 } // namespace blink