Change rendering code to use RenderObject::resolveColor

Source/core/rendering/RenderMultiColumnSet.cpp

 /*
  * 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 323 matching lines @@
 
     paintColumnRules(paintInfo, paintOffset);
 }
 
 void RenderMultiColumnSet::paintColumnRules(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
 {
     if (paintInfo.context->paintingDisabled())
         return;
 
     RenderStyle* blockStyle = toRenderMultiColumnBlock(parent())->style();
-    const Color& ruleColor = blockStyle->visitedDependentColor(CSSPropertyWebkitColumnRuleColor);
+    const Color& ruleColor = resolveColor(blockStyle, CSSPropertyWebkitColumnRuleColor);
     bool ruleTransparent = blockStyle->columnRuleIsTransparent();
     EBorderStyle ruleStyle = blockStyle->columnRuleStyle();
     LayoutUnit ruleThickness = blockStyle->columnRuleWidth();
     LayoutUnit colGap = columnGap();
     bool renderRule = ruleStyle > BHIDDEN && !ruleTransparent;
     if (!renderRule)
         return;
 
     unsigned colCount = columnCount();
     if (colCount <= 1)
@@ skipping 153 matching lines @@
         fragments.append(fragment);
     }
 }
 
 const char* RenderMultiColumnSet::renderName() const
 {    
     return "RenderMultiColumnSet";
 }
 
 }