Move StyleMultiColData::RuleWidth to ComputedStyle.

third_party/WebKit/Source/core/style/ComputedStyle.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All
  * rights reserved.
  * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 660 matching lines @@
     return rare_non_inherited_data_->multi_col_->rule_.Style();
   }
   void SetColumnRuleStyle(EBorderStyle b) {
     SET_NESTED_VAR(rare_non_inherited_data_, multi_col_, rule_.style_,
                    static_cast<unsigned>(b));
   }
 
   // column-rule-width (aka -webkit-column-rule-width)
   static unsigned short InitialColumnRuleWidth() { return 3; }
   unsigned short ColumnRuleWidth() const {
-    return rare_non_inherited_data_->multi_col_->RuleWidth();
+    const BorderValue& rule = rare_non_inherited_data_->multi_col_->rule_;
+    if (rule.Style() == EBorderStyle::kNone ||
+        rule.Style() == EBorderStyle::kHidden)
+      return 0;
+    return rule.Width();
   }
   void SetColumnRuleWidth(unsigned short w) {
     SET_NESTED_BORDER_WIDTH(rare_non_inherited_data_, multi_col_, rule_, w);
   }
 
   // column-span (aka -webkit-column-span)
   static ColumnSpan InitialColumnSpan() { return kColumnSpanNone; }
   ColumnSpan GetColumnSpan() const {
     return static_cast<ColumnSpan>(
         rare_non_inherited_data_->multi_col_->column_span_);
@@ skipping 2944 matching lines @@
       PseudoBitsInternal() | 1 << (pseudo - kFirstPublicPseudoId)));
 }
 
 inline bool ComputedStyle::HasPseudoElementStyle() const {
   return PseudoBitsInternal() & kElementPseudoIdMask;
 }
 
 }  // namespace blink
 
 #endif  // ComputedStyle_h