Changed ComputedStyle's EVisibility to be an enum class and fixed naming

third_party/WebKit/Source/core/paint/FieldsetPainter.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/paint/FieldsetPainter.h"
 
 #include "core/layout/LayoutFieldset.h"
 #include "core/paint/BoxDecorationData.h"
 #include "core/paint/BoxPainter.h"
 #include "core/paint/LayoutObjectDrawingRecorder.h"
@@ skipping 51 matching lines @@
         LayoutUnit clipLeft = paintRect.x();
         LayoutUnit clipWidth = max(static_cast<LayoutUnit>(m_layoutFieldset.style()->borderLeftWidth()), legend->size().width());
         graphicsContext.clipOut(pixelSnappedIntRect(clipLeft, paintRect.y() + legend->location().y(), clipWidth, legend->size().height()));
     }
 
     BoxPainter::paintBorder(m_layoutFieldset, paintInfo, paintRect, m_layoutFieldset.styleRef());
 }
 
 void FieldsetPainter::paintMask(const PaintInfo& paintInfo, const LayoutPoint& paintOffset)
 {
-    if (m_layoutFieldset.style()->visibility() != VISIBLE || paintInfo.phase != PaintPhaseMask)
+    if (m_layoutFieldset.style()->visibility() != EVisibility::Visible || paintInfo.phase != PaintPhaseMask)
         return;
 
     LayoutRect paintRect = LayoutRect(paintOffset, m_layoutFieldset.size());
     LayoutBox* legend = m_layoutFieldset.findInFlowLegend();
     if (!legend)
         return BoxPainter(m_layoutFieldset).paintMask(paintInfo, paintOffset);
 
     if (LayoutObjectDrawingRecorder::useCachedDrawingIfPossible(paintInfo.context, m_layoutFieldset, paintInfo.phase))
         return;
 
     // FIXME: We need to work with "rl" and "bt" block flow directions.  In those
     // cases the legend is embedded in the right and bottom borders respectively.
     // https://bugs.webkit.org/show_bug.cgi?id=47236
     if (m_layoutFieldset.style()->isHorizontalWritingMode()) {
         LayoutUnit yOff = (legend->location().y() > LayoutUnit()) ? LayoutUnit() : (legend->size().height() - m_layoutFieldset.borderTop()) / 2;
         paintRect.expand(LayoutUnit(), -yOff);
         paintRect.move(LayoutUnit(), yOff);
     } else {
         LayoutUnit xOff = (legend->location().x() > LayoutUnit()) ? LayoutUnit() : (legend->size().width() - m_layoutFieldset.borderLeft()) / 2;
         paintRect.expand(-xOff, LayoutUnit());
         paintRect.move(xOff, LayoutUnit());
     }
 
     LayoutObjectDrawingRecorder recorder(paintInfo.context, m_layoutFieldset, paintInfo.phase, paintRect);
     BoxPainter(m_layoutFieldset).paintMaskImages(paintInfo, paintRect);
 }
 
 } // namespace blink