Change rendering code to use RenderObject::resolveColor

Source/core/rendering/RenderBox.cpp

Index: Source/core/rendering/RenderBox.cpp
diff --git a/Source/core/rendering/RenderBox.cpp b/Source/core/rendering/RenderBox.cpp
index 8f0b817cb10c6c78888c2250885fb464bb9f4906..e64e9e33b1ee70f58586239cb192a93b6886a489 100644
--- a/Source/core/rendering/RenderBox.cpp
+++ b/Source/core/rendering/RenderBox.cpp
@@ -1052,7 +1052,7 @@ void RenderBox::paintRootBoxFillLayers(const PaintInfo& paintInfo)
     RenderObject* rootBackgroundRenderer = rendererForRootBackground();
     
     const FillLayer* bgLayer = rootBackgroundRenderer->style()->backgroundLayers();
-    Color bgColor = rootBackgroundRenderer->style()->visitedDependentColor(CSSPropertyBackgroundColor);
+    Color bgColor = rootBackgroundRenderer->resolveColor(CSSPropertyBackgroundColor);
 
     paintFillLayers(paintInfo, bgColor, bgLayer, view()->backgroundRect(this), BackgroundBleedNone, CompositeSourceOver, rootBackgroundRenderer);
 }
@@ -1151,7 +1151,7 @@ void RenderBox::paintBackground(const PaintInfo& paintInfo, const LayoutRect& pa
         return;
     if (backgroundIsKnownToBeObscured())
         return;
-    paintFillLayers(paintInfo, style()->visitedDependentColor(CSSPropertyBackgroundColor), style()->backgroundLayers(), paintRect, bleedAvoidance);
+    paintFillLayers(paintInfo, resolveColor(CSSPropertyBackgroundColor), style()->backgroundLayers(), paintRect, bleedAvoidance);
 }
 
 LayoutRect RenderBox::backgroundPaintedExtent() const
@@ -1159,7 +1159,7 @@ LayoutRect RenderBox::backgroundPaintedExtent() const
     ASSERT(hasBackground());
     LayoutRect backgroundRect = pixelSnappedIntRect(borderBoxRect());
 
-    Color backgroundColor = style()->visitedDependentColor(CSSPropertyBackgroundColor);
+    Color backgroundColor = resolveColor(CSSPropertyBackgroundColor);
     if (backgroundColor.isValid() && backgroundColor.alpha())
         return backgroundRect;
     if (!style()->backgroundLayers()->image() || style()->backgroundLayers()->next())
@@ -1174,7 +1174,7 @@ bool RenderBox::backgroundIsKnownToBeOpaqueInRect(const LayoutRect& localRect) c
     if (isBody() && skipBodyBackground(this))
         return false;
 
-    Color backgroundColor = style()->visitedDependentColor(CSSPropertyBackgroundColor);
+    Color backgroundColor = resolveColor(CSSPropertyBackgroundColor);
     if (!backgroundColor.isValid() || backgroundColor.hasAlpha())
         return false;
 
@@ -1292,7 +1292,7 @@ bool RenderBox::backgroundHasOpaqueTopLayer() const
 
     // If there is only one layer and no image, check whether the background color is opaque
     if (!fillLayer->next() && !fillLayer->hasImage()) {
-        Color bgColor = style()->visitedDependentColor(CSSPropertyBackgroundColor);
+        Color bgColor = resolveColor(CSSPropertyBackgroundColor);
         if (bgColor.isValid() && bgColor.alpha() == 255)
             return true;
     }