Start splitting RenderParagraph logic out of RenderBlock

sky/engine/core/rendering/RenderParagraph.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 SKY_ENGINE_CORE_RENDERING_RENDERPARAGRAPH_H_
 #define SKY_ENGINE_CORE_RENDERING_RENDERPARAGRAPH_H_
 
 #include "sky/engine/core/dom/ContainerNode.h"
 #include "sky/engine/core/rendering/RenderBlockFlow.h"
 
 namespace blink {
 
 class ContainerNode;
 
 class RenderParagraph final : public RenderBlockFlow {
 public:
     explicit RenderParagraph(ContainerNode*);
     virtual ~RenderParagraph();
 
     static RenderParagraph* createAnonymous(Document&);
 
     bool isRenderParagraph() const override { return true; }
+
+protected:
+    void addOverflowFromChildren() final;
+
+    void simplifiedNormalFlowLayout() final;
+
+    void paintContents(PaintInfo&, const LayoutPoint&) final;
+
+    bool hitTestContents(const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction) final;
+
 };
 
 DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderParagraph, isRenderParagraph());
 
 } // namespace blink
 
 #endif  // SKY_ENGINE_CORE_RENDERING_RENDERPARAGRAPH_H_