Correct putImageData() throwing condition

ImageData's data does not have an [[Detached]] internal slot.

(This makes it consistent with the description of createImageBitmap().)

source

@@ -63716,33 +63716,22 @@ v6DVT (also check for '- -' bits in the part above) -->
   <h6><dfn>Pixel manipulation</dfn></h6>
 
   <dl class="domintro">
-
    <dt><var>imagedata</var> = new <code subdfn data-x="dom-imagedata">ImageData</code>(<var>sw</var>, <var>sh</var>)</dt>
    <dt><var>imagedata</var> = <var>context</var> . <code subdfn data-x="dom-context-2d-createImageData">createImageData</code>(<var>sw</var>, <var>sh</var>)</dt>
-
    <dd>
-
     <p>Returns an <code>ImageData</code> object with the given dimensions. All the pixels in the
     returned object are <span>transparent black</span>.</p>
 
     <p>Throws an <span>"<code>IndexSizeError</code>"</span> <code>DOMException</code> if either of
     the width or height arguments are zero.</p>
-
    </dd>
 
    <dt><var>imagedata</var> = <var>context</var> . <code data-x="dom-context-2d-createImageData">createImageData</code>(<var>imagedata</var>)</dt>
-
-   <dd>
-
-    <p>Returns an <code>ImageData</code> object with the same dimensions as the argument. All the
-    pixels in the returned object are <span>transparent black</span>.</p>
-
-   </dd>
+   <dd><p>Returns an <code>ImageData</code> object with the same dimensions as the argument. All the
+   pixels in the returned object are <span>transparent black</span>.</p></dd>
 
    <dt><var>imagedata</var> = new <code data-x="dom-imagedata">ImageData</code>(<var>data</var>, <var>sw</var> [, <var>sh</var> ] )</dt>
-
    <dd>
-
     <p>Returns an <code>ImageData</code> object using the data provided in the <code
     data-x="idl-Uint8ClampedArray">Uint8ClampedArray</code> argument, interpreted using the given
     dimensions.</p>
@@ -63753,44 +63742,28 @@ v6DVT (also check for '- -' bits in the part above) -->
 
     <p>Throws an <span>"<code>IndexSizeError</code>"</span> <code>DOMException</code> if the given
     data and dimensions can't be interpreted consistently, or if either dimension is zero.</p>
-
    </dd>
 
    <dt><var>imagedata</var> = <var>context</var> . <code subdfn data-x="dom-context-2d-getImageData">getImageData</code>(<var>sx</var>, <var>sy</var>, <var>sw</var>, <var>sh</var>)</dt>
-
    <dd>
-
     <p>Returns an <code>ImageData</code> object containing the image data for the given rectangle of
     the bitmap.</p>
 
     <p>Throws an <span>"<code>IndexSizeError</code>"</span> <code>DOMException</code> if the either
     of the width or height arguments are zero.</p>
-
    </dd>
 
    <dt><var>imagedata</var> . <code subdfn data-x="dom-imagedata-width">width</code></dt>
    <dt><var>imagedata</var> . <code subdfn data-x="dom-imagedata-height">height</code></dt>
-
-   <dd>
-
-    <p>Returns the actual dimensions of the data in the <code>ImageData</code> object, in
-    pixels.</p>
-
-   </dd>
+   <dd><p>Returns the actual dimensions of the data in the <code>ImageData</code> object, in
+   pixels.</p></dd>
 
    <dt><var>imagedata</var> . <code subdfn data-x="dom-imagedata-data">data</code></dt>
-
-   <dd>
-
-    <p>Returns the one-dimensional array containing the data in RGBA order, as integers in the range
-    0 to 255.</p>
-
-   </dd>
+   <dd><p>Returns the one-dimensional array containing the data in RGBA order, as integers in the
+   range 0 to 255.</p></dd>
 
    <dt><var>context</var> . <code subdfn data-x="dom-context-2d-putImageData">putImageData</code>(<var>imagedata</var>, <var>dx</var>, <var>dy</var> [, <var>dirtyX</var>, <var>dirtyY</var>, <var>dirtyWidth</var>, <var>dirtyHeight</var> ] )</dt>
-
    <dd>
-
     <p>Paints the data from the given <code>ImageData</code> object onto the bitmap. If a dirty
     rectangle is provided, only the pixels from that rectangle are painted.</p>
 
@@ -63800,10 +63773,9 @@ v6DVT (also check for '- -' bits in the part above) -->
     canvas are replaced wholesale, with no composition, alpha blending, no shadows, etc.</p>
 
     <p>Throws an <span>"<code>InvalidStateError</code>"</span> <code>DOMException</code> if the
-    <var>imagedata</var> object's data's <span>[[Detached]]</span> internal slot value is true.</p>
-
+    <var>imagedata</var> object's <code data-x="dom-imagedata-data">data</code> attribute value's
+    [[ViewedArrayBuffer]] internal slot is detached.</p>
    </dd>
-
   </dl>
 
   <div w-nodev>