diff --git a/source b/source
index be6c8a3903e..69bf6677326 100644
--- a/source
+++ b/source
@@ -60386,10 +60386,6 @@ enum <dfn>ImageSmoothingQuality</dfn> { "<span data-x="dom-context-2d-imageSmoot
 interface <dfn>CanvasRenderingContext2D</dfn> {
   // back-reference to the canvas
   readonly attribute <span>HTMLCanvasElement</span> <span data-x="dom-context-2d-canvas">canvas</span>;
-
-  // canvas dimensions
-  attribute unsigned long <span data-x="dom-context-2d-width">width</span>;
-  attribute unsigned long <span data-x="dom-context-2d-height">height</span>;
 };
 <span>CanvasRenderingContext2D</span> implements <span>CanvasState</span>;
 <span>CanvasRenderingContext2D</span> implements <span>CanvasTransform</span>;
@@ -60692,18 +60688,6 @@ interface <dfn>Path2D</dfn> {
 
    </dd>
 
-   <dt><var>context</var> . <code subdfn data-x="dom-context-2d-width">width</code></dt>
-   <dt><var>context</var> . <code subdfn data-x="dom-context-2d-height">height</code></dt>
-
-   <dd>
-
-    <p>Return the dimensions of the bitmap, in <span data-x="'px'">CSS pixels</span>.</p>
-
-    <p>Can be set, to update the bitmap's dimensions. This will also update the canvas's
-    <span>intrinsic dimensions</span>.</p>
-
-   </dd>
-
   </dl>
 
   <div w-nodev>
@@ -60919,19 +60903,6 @@ context.fillRect(100,0,50,50); // only this square remains</pre>
   <p>The <dfn><code data-x="dom-context-2d-canvas">canvas</code></dfn> attribute must return the
   value it was initialised to when the object was created.</p>
 
-  <p>The <dfn><code data-x="dom-context-2d-width">width</code></dfn> attribute, on getting, must
-  return the width of the rendering context's <span>output bitmap</span>, in <span data-x="'px'">CSS
-  pixels</span>. On setting, it must <span data-x="concept-canvas-set-bitmap-dimensions">set bitmap
-  dimensions</span> to the new value and the current height of the rendering context's <span>output
-  bitmap</span> in <span data-x="'px'">CSS pixels</span>, respectively.</p>
-
-  <p>The <dfn><code data-x="dom-context-2d-height">height</code></dfn> attribute, on getting, must
-  return the height of the rendering context's <span>output bitmap</span>, in <span
-  data-x="'px'">CSS pixels</span>. On setting, it must <span
-  data-x="concept-canvas-set-bitmap-dimensions">set bitmap dimensions</span> to the current width of
-  the rendering context's <span>output bitmap</span> in <span data-x="'px'">CSS pixels</span> and
-  the new value, respectively.</p>
-
   <hr>
 
   <p>Except where otherwise specified, for the 2D context interface, <strong>any method call with a