Separate backgroundObscurationStatus and hasBoxDecorationBackground

third_party/WebKit/Source/core/paint/BoxPainter.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/BoxPainter.h"
 
 #include "core/HTMLNames.h"
 #include "core/frame/Settings.h"
 #include "core/html/HTMLFrameOwnerElement.h"
 #include "core/layout/ImageQualityController.h"
@@ skipping 110 matching lines @@
     if (boxDecorationData.bleedAvoidance == BackgroundBleedClipLayer)
         paintInfo.context.endLayer();
 }
 
 void BoxPainter::paintBackground(const PaintInfo& paintInfo, const LayoutRect& paintRect, const Color& backgroundColor, BackgroundBleedAvoidance bleedAvoidance)
 {
     if (m_layoutBox.isDocumentElement())
         return;
     if (m_layoutBox.backgroundStolenForBeingBody())
         return;
-    if (m_layoutBox.boxDecorationBackgroundIsKnownToBeObscured())
+    if (m_layoutBox.backgroundIsKnownToBeObscured())
         return;
     paintFillLayers(paintInfo, backgroundColor, m_layoutBox.style()->backgroundLayers(), paintRect, bleedAvoidance);
 }
 
 bool BoxPainter::calculateFillLayerOcclusionCulling(FillLayerOcclusionOutputList &reversedPaintList, const FillLayer& fillLayer)
 {
     bool isNonAssociative = false;
     for (auto currentLayer = &fillLayer; currentLayer; currentLayer = currentLayer->next()) {
         reversedPaintList.append(currentLayer);
         // Stop traversal when an opaque layer is encountered.
@@ skipping 678 matching lines @@
     }
 }
 
 bool BoxPainter::shouldForceWhiteBackgroundForPrintEconomy(const ComputedStyle& style, const Document& document)
 {
     return document.printing() && style.getPrintColorAdjust() == PrintColorAdjustEconomy
         && (!document.settings() || !document.settings()->shouldPrintBackgrounds());
 }
 
 } // namespace blink