Editorial: remove more obsolete canvas worker text

Rendering context binding and unbinding dates back to 285b52f, which was mostly removed in #790.
whatwg · Jan 23, 2018 · 471e869 · 471e869
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commit 471e869
Showing 1 changed file with 0 additions and 43 deletions.
diff --git a/source b/source
@@ -60062,49 +60062,6 @@ context.fillRect(100,0,50,50); // only this square remains</pre>
 
   <hr>
 
-  <p>When the user agent is to run the <dfn data-x="concept-canvas-unbinding-steps">unbinding
-  steps</dfn> for a rendering context, it must run these steps:</p>
-
-  <ol>
-
-   <li><p><span>Reset the rendering context to its default state</span>.</p></li>
-
-   <li><p>Clear the <code>CanvasRenderingContext2D</code> object's <span>output bitmap</span> to
-   <span>transparent black</span>.</p></li>
-
-<!--ADD-TOPIC:Security-->
-   <li><p>Set the <code>CanvasRenderingContext2D</code> object's <span
-   data-x="concept-canvas-origin-clean">origin-clean</span> flag to true.</p></li>
-<!--REMOVE-TOPIC:Security-->
-
-   <li><p>Let the <code>CanvasRenderingContext2D</code> object have no <span>output
-   bitmap</span>.</p></li>
-
-  </ol>
-
-  <p>When the user agent is to run the <dfn data-x="concept-canvas-binding-steps">binding
-  steps</dfn> to bind the rendering context to the <code>canvas</code> element <var>target</var>, it
-  must run these steps:</p>
-
-  <ol>
-
-   <li><p><span>Reset the rendering context to its default state</span>.</p></li>
-
-   <li><p>Resize the <code>CanvasRenderingContext2D</code> object's <span>output bitmap</span> to
-   the dimensions of <var>target</var>'s bitmap and clear it to <span>transparent
-   black</span>.</p></li>
-
-<!--ADD-TOPIC:Security-->
-   <li><p>Set the <code>CanvasRenderingContext2D</code> object's <span
-   data-x="concept-canvas-origin-clean">origin-clean</span> flag to true.</p></li>
-<!--REMOVE-TOPIC:Security-->
-
-   <li><p>Let the <code>CanvasRenderingContext2D</code> object's <span>output bitmap</span> be <var>target</var>'s bitmap.</p></li>
-
-  </ol>
-
-  <hr>
-
   <p>The <dfn><code data-x="dom-context-2d-canvas">canvas</code></dfn> attribute must return the
   value it was initialized to when the object was created.</p>