Move painting code from RenderReplaced to ReplacedPainter.

Source/core/paint/ReplacedPainter.h

+// 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.
+
+#ifndef ReplacedPainter_h
+#define ReplacedPainter_h
+
+namespace blink {
+
+struct PaintInfo;
+class LayoutPoint;
+class RenderReplaced;
+
+class ReplacedPainter {
+public:
+    ReplacedPainter(RenderReplaced& renderReplaced) : m_renderReplaced(renderReplaced) { }
+
+    void paint(PaintInfo&, const LayoutPoint&);
+
+private:
+    RenderReplaced& m_renderReplaced;
+};
+
+} // namespace blink
+
+#endif // ReplacedPainter_h