Remove an overloaded strokeRect in <canvas>

Source/core/html/canvas/CanvasRenderingContext2D.idl

 /*
  * Copyright (C) 2006 Apple Computer, 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 97 matching lines @@
     void setStrokeColor([StrictTypeChecking] DOMString color, optional float alpha);
     void setStrokeColor(float grayLevel, optional float alpha);
     void setStrokeColor(float r, float g, float b, float a);
     void setStrokeColor(float c, float m, float y, float k, float a);
 
     void setFillColor([StrictTypeChecking] DOMString color, optional float alpha);
     void setFillColor(float grayLevel, optional float alpha);
     void setFillColor(float r, float g, float b, float a);
     void setFillColor(float c, float m, float y, float k, float a);
 
-    void strokeRect(float x, float y, float width, float height, optional float lineWidth);
+    void strokeRect(float x, float y, float width, float height);
 
     [RaisesException] void drawImage(HTMLImageElement? image, float x, float y);
     [RaisesException] void drawImage(HTMLImageElement? image, float x, float y, float width, float height);
     [RaisesException] void drawImage(HTMLImageElement? image, float sx, float sy, float sw, float sh, float dx, float dy, float dw, float dh);
     [RaisesException] void drawImage(HTMLCanvasElement? canvas, float x, float y);
     [RaisesException] void drawImage(HTMLCanvasElement? canvas, float x, float y, float width, float height);
     [RaisesException] void drawImage(HTMLCanvasElement? canvas, float sx, float sy, float sw, float sh, float dx, float dy, float dw, float dh);
     [RaisesException] void drawImage(HTMLVideoElement? video, float x, float y);
     [RaisesException] void drawImage(HTMLVideoElement? video, float x, float y, float width, float height);
     [RaisesException] void drawImage(HTMLVideoElement? video, float sx, float sy, float sw, float sh, float dx, float dy, float dw, float dh);
@@ skipping 27 matching lines @@
 
     [RaisesException] ImageData webkitGetImageDataHD(float sx, float sy, float sw, float sh);
 
     readonly attribute float webkitBackingStorePixelRatio;
 
     attribute boolean webkitImageSmoothingEnabled;
 
     [EnabledAtRuntime=experimentalCanvasFeatures] Canvas2DContextAttributes getContextAttributes();
 };