Add support for type checking of floating point arguments as [TypeChecking=Unrestricted]

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 110 matching lines @@
     [RuntimeEnabled=ExperimentalCanvasFeatures, RaisesException, TypeChecking=Interface|Nullable] void drawImage(ImageBitmap imageBitmap, unrestricted float x, unrestricted float y, unrestricted float width, unrestricted float height);
     [RuntimeEnabled=ExperimentalCanvasFeatures, RaisesException, TypeChecking=Interface|Nullable] void drawImage(ImageBitmap imageBitmap, unrestricted float sx, unrestricted float sy, unrestricted float sw, unrestricted float sh, unrestricted float dx, unrestricted float dy, unrestricted float dw, unrestricted float dh);
 
     [RaisesException, TypeChecking=Interface|Nullable] void putImageData(ImageData imagedata, float dx, float dy);
     [RaisesException, TypeChecking=Interface|Nullable] void putImageData(ImageData imagedata, float dx, float dy, float dirtyX, float dirtyY, float dirtyWidth, float dirtyHeight);
 
     [RaisesException, TypeChecking=Interface|Nullable] CanvasPattern createPattern(HTMLCanvasElement canvas, [TreatNullAs=NullString] DOMString repetitionType);
     [RaisesException, TypeChecking=Interface|Nullable] CanvasPattern createPattern(HTMLImageElement image, [TreatNullAs=NullString] DOMString repetitionType);
     [RaisesException, TypeChecking=Interface|Nullable] CanvasPattern createPattern(HTMLVideoElement image, [TreatNullAs=NullString] DOMString repetitionType);
     [TypeChecking=Interface|Nullable] ImageData createImageData(ImageData imagedata);
-    [RaisesException] ImageData createImageData(float sw, float sh);
+    [RaisesException, TypeChecking=Unrestricted] ImageData createImageData(float sw, float sh);
 
     [Custom] attribute object strokeStyle;
     [Custom] attribute object fillStyle;
 
     // pixel manipulation
     [RaisesException] ImageData getImageData(float sx, float sy, float sw, float sh);
 
     // Focus rings
     [RuntimeEnabled=ExperimentalCanvasFeatures, TypeChecking=Interface|Nullable] void drawFocusIfNeeded(Element element);
     [RuntimeEnabled=ExperimentalCanvasFeatures, TypeChecking=Interface|Nullable] void drawFocusIfNeeded(Path2D path, Element element);
@@ skipping 23 matching lines @@
     [TypeChecking=Interface|Nullable, MeasureAs=CanvasRenderingContext2DDrawImageFromRect] void drawImageFromRect(
         HTMLImageElement? image, optional unrestricted float sx, optional unrestricted float sy, optional unrestricted float sw, optional unrestricted float sh,
         optional unrestricted float dx, optional unrestricted float dy, optional unrestricted float dw, optional unrestricted float dh, optional DOMString compositeOperation);
     [MeasureAs=CanvasRenderingContext2DSetShadow] void setShadow(unrestricted float width, unrestricted float height, unrestricted float blur, [LegacyOverloadString] optional DOMString color, optional unrestricted float alpha);
     [MeasureAs=CanvasRenderingContext2DSetShadow] void setShadow(unrestricted float width, unrestricted float height, unrestricted float blur, unrestricted float grayLevel, optional unrestricted float alpha);
     [MeasureAs=CanvasRenderingContext2DSetShadow] void setShadow(unrestricted float width, unrestricted float height, unrestricted float blur, unrestricted float r, unrestricted float g, unrestricted float b, unrestricted float a);
     [MeasureAs=CanvasRenderingContext2DSetShadow] void setShadow(unrestricted float width, unrestricted float height, unrestricted float blur, unrestricted float c, unrestricted float m, unrestricted float y, unrestricted float k, unrestricted float a);
 };
 
 CanvasRenderingContext2D implements CanvasPathMethods;