[LayoutNG] Paint inlines from the fragment tree

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

+// Copyright 2017 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.
+
+#ifndef NGBlockFlowPainter_h
+#define NGBlockFlowPainter_h
+
+#include "platform/wtf/Allocator.h"
+
+namespace blink {
+
+class LayoutPoint;
+struct PaintInfo;
+class LayoutNGBlockFlow;
+class NGPhysicalBoxFragment;
+
+class NGBlockFlowPainter {
+  STACK_ALLOCATED();
+
+ public:
+  NGBlockFlowPainter(const LayoutNGBlockFlow& layout_ng_block_flow)
+      : layout_ng_block_flow_(layout_ng_block_flow) {}
+  void PaintContents(const PaintInfo&, const LayoutPoint&);
+
+ private:
+  void PaintNGBox(const NGPhysicalBoxFragment*,
+                  const PaintInfo&,
+                  const LayoutPoint&);
+
+  const LayoutNGBlockFlow& layout_ng_block_flow_;
+};
+
+}  // namespace blink
+
+#endif  // NGBlockFlowPainter_h