Move paint code from RootInlineBox and EllipsisBox to RootInlineBoxPainter and EllipsisBoxPainter.

Source/core/paint/EllipsisBoxPainter.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 EllipsisBoxPainter_h
+#define EllipsisBoxPainter_h
+
+namespace blink {
+
+struct PaintInfo;
+
+class EllipsisBox;
+class FloatPoint;
+class Font;
+class GraphicsContext;
+class LayoutPoint;
+class LayoutUnit;
+class RenderStyle;
+
+class EllipsisBoxPainter {
+public:
+    EllipsisBoxPainter(EllipsisBox& ellipsisBox) : m_ellipsisBox(ellipsisBox) { }
+
+    void paint(PaintInfo&, const LayoutPoint&, LayoutUnit lineTop, LayoutUnit lineBottom);
+
+private:
+    void paintMarkupBox(PaintInfo&, const LayoutPoint& paintOffset, LayoutUnit lineTop, LayoutUnit lineBottom, RenderStyle*);
+    void paintSelection(GraphicsContext*, const FloatPoint&, RenderStyle*, const Font&);
+
+    EllipsisBox& m_ellipsisBox;
+};
+
+} // namespace blink
+
+#endif // EllipsisBoxPainter_h