Revert of ObjectPainter::paintAsStackingContext()

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

Index: third_party/WebKit/Source/core/paint/BlockPainter.h
diff --git a/third_party/WebKit/Source/core/paint/BlockPainter.h b/third_party/WebKit/Source/core/paint/BlockPainter.h
index 76359c610a7a97f48aaac93b13cf484976915c14..066b96a02d3c71e38fc678d05059476324df303d 100644
--- a/third_party/WebKit/Source/core/paint/BlockPainter.h
+++ b/third_party/WebKit/Source/core/paint/BlockPainter.h
@@ -27,10 +27,13 @@
     void paintObject(const PaintInfo&, const LayoutPoint&);
     void paintChildren(const PaintInfo&, const LayoutPoint&);
     void paintChild(const LayoutBox&, const PaintInfo&, const LayoutPoint&);
+    void paintChildAsInlineBlock(const LayoutBox&, const PaintInfo&, const LayoutPoint&);
     void paintOverflowControlsIfNeeded(const PaintInfo&, const LayoutPoint&);
 
-    // See ObjectPainter::paintAsPseudoStackingContext for explanation of "pseudo stacking context".
-    void paintChildAsPseudoStackingContext(const LayoutBox&, const PaintInfo&, const LayoutPoint&);
+    // inline-block elements paint all phases atomically. This function ensures that. Certain other elements
+    // (grid items, flex items) require this behavior as well, and this function exists as a helper for them.
+    // It is expected that the caller will call this function independent of the value of paintInfo.phase.
+    static void paintAsInlineBlock(const LayoutObject&, const PaintInfo&, const LayoutPoint&);
     static void paintChildrenOfFlexibleBox(const LayoutFlexibleBox&, const PaintInfo&, const LayoutPoint& paintOffset);
     static void paintInlineBox(const InlineBox&, const PaintInfo&, const LayoutPoint& paintOffset);