ObjectPainter::paintAsStackingContext()

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

Index: third_party/WebKit/Source/core/paint/ObjectPainter.h
diff --git a/third_party/WebKit/Source/core/paint/ObjectPainter.h b/third_party/WebKit/Source/core/paint/ObjectPainter.h
index 163a3c0f9ce7fb6159d2894777c11f719977b1d0..03dd9d36617251b6b44797f39e0828cc61431867 100644
--- a/third_party/WebKit/Source/core/paint/ObjectPainter.h
+++ b/third_party/WebKit/Source/core/paint/ObjectPainter.h
@@ -31,6 +31,13 @@ public:
 
     static void drawLineForBoxSide(GraphicsContext&, int x1, int y1, int x2, int y2, BoxSide, Color, EBorderStyle, int adjbw1, int adjbw2, bool antialias = false);
 
+    // Paints all phases atomically if needed as if the element established its own stacking context.
+    // (See Appendix E.2, section 7.2.1.4 on inline block/table/replaced elements in the CSS2.1 specification.)
+    // This is used to paint inline-block elements, flex items, grid items, floats, etc.
+    // It is expected that the caller will call this function independent of the value of paintInfo.phase,
+    // and this function will do atomic paint, normal paint or nothing according to paintInfo.phase.
+    void paintAsStackingContext(const PaintInfo&, const LayoutPoint& paintOffset);

[chrishtr, 2016/01/07 01:51:26]

Similarly: paintAsPseudoStackingContext?

[Xianzhu, 2016/01/07 17:02:40]

Done.

+
 private:
     static void drawDashedOrDottedBoxSide(GraphicsContext&, int x1, int y1, int x2, int y2,
         BoxSide, Color, int thickness, EBorderStyle, bool antialias);