Revert of ObjectPainter::paintAsStackingContext()

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

Index: third_party/WebKit/Source/core/paint/ObjectPainter.cpp
diff --git a/third_party/WebKit/Source/core/paint/ObjectPainter.cpp b/third_party/WebKit/Source/core/paint/ObjectPainter.cpp
index 83018b8343d34b8fc5a3eb69726e7f6dd3063909..8d5887eecc475256ffc669a340df39d05d754e76 100644
--- a/third_party/WebKit/Source/core/paint/ObjectPainter.cpp
+++ b/third_party/WebKit/Source/core/paint/ObjectPainter.cpp
@@ -534,25 +534,4 @@
     graphicsContext.fillPolygon(4, quad, color, antialias);
 }
 
-void ObjectPainter::paintAsPseudoStackingContext(const PaintInfo& paintInfo, const LayoutPoint& paintOffset)
-{
-    bool preservePhase = paintInfo.phase == PaintPhaseSelection || paintInfo.phase == PaintPhaseTextClip;
-    if (!preservePhase && paintInfo.phase != PaintPhaseForeground)
-        return;
-
-    PaintInfo info(paintInfo);
-    info.phase = preservePhase ? paintInfo.phase : PaintPhaseBlockBackground;
-    m_layoutObject.paint(info, paintOffset);
-    if (!preservePhase) {
-        info.phase = PaintPhaseChildBlockBackgrounds;
-        m_layoutObject.paint(info, paintOffset);
-        info.phase = PaintPhaseFloat;
-        m_layoutObject.paint(info, paintOffset);
-        info.phase = PaintPhaseForeground;
-        m_layoutObject.paint(info, paintOffset);
-        info.phase = PaintPhaseOutline;
-        m_layoutObject.paint(info, paintOffset);
-    }
-}
-
 } // namespace blink