Cleanup namespace usage in Source/core/rendering

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 cdd213e02dcf7b937e36df0debaece7edacee76b..21e9ec5100086803a6001785f5a7a6399ed2f460 100644
--- a/Source/core/rendering/RenderBox.cpp
+++ b/Source/core/rendering/RenderBox.cpp
@@ -1437,11 +1437,11 @@ void RenderBox::paintFillLayers(const PaintInfo& paintInfo, const Color& c, cons
         // the layer recursion into paintFillLayerExtended, or to compute the layer geometry here
         // and pass it down.
 
-        if (!shouldDrawBackgroundInSeparateBuffer && curLayer->blendMode() != blink::WebBlendModeNormal)
+        if (!shouldDrawBackgroundInSeparateBuffer && curLayer->blendMode() != WebBlendModeNormal)
             shouldDrawBackgroundInSeparateBuffer = true;
 
         // The clipOccludesNextLayers condition must be evaluated first to avoid short-circuiting.
-        if (curLayer->clipOccludesNextLayers(curLayer == &fillLayer) && curLayer->hasOpaqueImage(this) && curLayer->image()->canRender(*this, style()->effectiveZoom()) && curLayer->hasRepeatXY() && curLayer->blendMode() == blink::WebBlendModeNormal && !boxShadowShouldBeAppliedToBackground(bleedAvoidance))
+        if (curLayer->clipOccludesNextLayers(curLayer == &fillLayer) && curLayer->hasOpaqueImage(this) && curLayer->image()->canRender(*this, style()->effectiveZoom()) && curLayer->hasRepeatXY() && curLayer->blendMode() == WebBlendModeNormal && !boxShadowShouldBeAppliedToBackground(bleedAvoidance))
             break;
         curLayer = curLayer->next();
     }