Implement CRC2D.scrollPathIntoView() on Canvas

Source/core/html/canvas/CanvasRenderingContext2D.h

 /*
  * Copyright (C) 2006, 2007, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 146 matching lines @@
     void clip(const String& winding = "nonzero");
     void clip(Path2D*, ExceptionState&);
     void clip(Path2D*, const String& winding, ExceptionState&);
 
     bool isPointInPath(const float x, const float y, const String& winding = "nonzero");
     bool isPointInPath(Path2D*, const float x, const float y, ExceptionState&);
     bool isPointInPath(Path2D*, const float x, const float y, const String& winding, ExceptionState&);
     bool isPointInStroke(const float x, const float y);
     bool isPointInStroke(Path2D*, const float x, const float y, ExceptionState&);
 
+    void scrollPathIntoView();
+    void scrollPathIntoView(Path2D*, ExceptionState&);
+
     void clearRect(float x, float y, float width, float height);
     void fillRect(float x, float y, float width, float height);
     void strokeRect(float x, float y, float width, float height);
 
     void setShadow(float width, float height, float blur);
     void setShadow(float width, float height, float blur, const String& color);
     void setShadow(float width, float height, float blur, float grayLevel);
     void setShadow(float width, float height, float blur, const String& color, float alpha);
     void setShadow(float width, float height, float blur, float grayLevel, float alpha);
     void setShadow(float width, float height, float blur, float r, float g, float b, float a);
@@ skipping 123 matching lines @@
     void drawImageInternal(CanvasImageSource*, float sx, float sy, float sw, float sh, float dx, float dy, float dw, float dh, ExceptionState&, CompositeOperator, blink::WebBlendMode);
     void drawVideo(HTMLVideoElement*, FloatRect srcRect, FloatRect dstRect);
 
     void fillInternal(const Path&, const String& windingRuleString);
     void strokeInternal(const Path&);
     void clipInternal(const Path&, const String& windingRuleString);
 
     bool isPointInPathInternal(const Path&, const float x, const float y, const String& windingRuleString);
     bool isPointInStrokeInternal(const Path&, const float x, const float y);
 
+    void scrollPathIntoViewInternal(const Path&);
+
     void drawTextInternal(const String& text, float x, float y, bool fill, float maxWidth = 0, bool useMaxWidth = false);
 
     const Font& accessFont();
     int getFontBaseline(const FontMetrics&) const;
 
     void clearCanvas();
     bool rectContainsTransformedRect(const FloatRect&, const FloatRect&) const;
 
     void inflateStrokeRect(FloatRect&) const;
+    void absoluteBoundingPathRect(const Path&, LayoutRect&) const;
 
     template<class T> void fullCanvasCompositedFill(const T&);
     template<class T> void fullCanvasCompositedDrawImage(T*, const FloatRect&, const FloatRect&, CompositeOperator);
 
     bool focusRingCallIsValid(const Path&, Element*);
     void updateFocusRingAccessibility(const Path&, Element*);
     void drawFocusRing(const Path&);
 
     virtual bool is2d() const OVERRIDE { return true; }
     virtual bool isAccelerated() const OVERRIDE;
     virtual bool hasAlpha() const OVERRIDE { return m_hasAlpha; }
 
     virtual bool isTransformInvertible() const OVERRIDE { return state().m_invertibleCTM; }
 
     virtual blink::WebLayer* platformLayer() const OVERRIDE;
 
     Vector<State, 1> m_stateStack;
     bool m_usesCSSCompatibilityParseMode;
     bool m_hasAlpha;
     MutableStylePropertyMap m_fetchedFonts;
 };
 
 DEFINE_TYPE_CASTS(CanvasRenderingContext2D, CanvasRenderingContext, context, context->is2d(), context.is2d());
 
 } // namespace WebCore
 
 #endif