Editorial: remove unnecessary double spaces

source

@@ -12343,7 +12343,7 @@ Transport Protocol">HTTP&lt;/abbr> today.&lt;/p></code></pre> <!-- DO NOT REWRAP
    namely to align the text to the <i>start edge</i> of the paragraph, the resulting rendering could
    be as follows:</p>
 
-   <p><img src="/images/im.png" alt="Each paragraph rendered as a separate block, with the paragraphs left-aligned except the second paragraph and the last one, which would  be right aligned, with the usernames ('Student' and 'Teacher' in this example) flush right, with a colon to their left, and the text first to the left of that." width=366 height=157></p>
+   <p><img src="/images/im.png" alt="Each paragraph rendered as a separate block, with the paragraphs left-aligned except the second paragraph and the last one, which would be right aligned, with the usernames ('Student' and 'Teacher' in this example) flush right, with a colon to their left, and the text first to the left of that." width=366 height=157></p>
 
    <p>As noted earlier, the <code data-x="attr-dir-auto">auto</code> value is not a panacea. The
    final paragraph in this example is misinterpreted as being right-to-left text, since it begins
@@ -23544,7 +23544,7 @@ document.body.appendChild(wbr);</code></pre>
    return the empty string.</p></li>
 
    <li><p>If <var>url</var>'s <span data-x="concept-url-port">port</span> is null, return
-   <var>url</var>'s <span data-x="concept-url-host">host</span>, <span  data-x="host
+   <var>url</var>'s <span data-x="concept-url-host">host</span>, <span data-x="host
    serializer">serialized</span>.</p></li>
 
    <li><p>Return <var>url</var>'s <span data-x="concept-url-host">host</span>, <span data-x="host
@@ -31535,7 +31535,7 @@ interface <dfn interface>HTMLEmbedElement</dfn> : <span>HTMLElement</span> {
   responses (e.g., HTTP 500 Internal Server Error codes can still contain plugin data).</p>
 
   <p>To <dfn>display a plugin</dfn> for an <code>embed</code> element <var>element</var>, given a
-  string <var>type</var> and optionally  a <span data-x="concept-response">response</span>
+  string <var>type</var> and optionally a <span data-x="concept-response">response</span>
   <var>response</var>:</p>
 
   <ol>
@@ -33222,7 +33222,7 @@ interface <dfn interface>HTMLMediaElement</dfn> : <span>HTMLElement</span> {
   const unsigned short <span data-x="dom-media-NETWORK_NO_SOURCE">NETWORK_NO_SOURCE</span> = 3;
   readonly attribute unsigned short <span data-x="dom-media-networkState">networkState</span>;
   [<span>CEReactions</span>] attribute DOMString <span data-x="dom-media-preload">preload</span>;
-<!--v3BUF  readonly attribute double <span data-x="dom-media-bufferingRate">bufferingRate</span>;
+<!--v3BUF readonly attribute double <span data-x="dom-media-bufferingRate">bufferingRate</span>;
   readonly attribute boolean <span data-x="dom-media-bufferingThrottled">bufferingThrottled</span>;
 -->  readonly attribute <span>TimeRanges</span> <span data-x="dom-media-buffered">buffered</span>;
   undefined <span data-x="dom-media-load">load</span>();
@@ -60886,7 +60886,7 @@ interface mixin <dfn interface>CanvasTransform</dfn> {
 <!--
   // v7 we've also received requests (though not many so far) for:
   undefined skew(...);                             // is this common enough that one can't just use setTransform()?
-  undefined reflect(...);  and  undefined mirror(...);  // aren't negative values in scale() sufficient for these?
+  undefined reflect(...); and undefined mirror(...);  // aren't negative values in scale() sufficient for these?
 -->
 };
 
@@ -61266,7 +61266,7 @@ interface <dfn interface>Path2D</dfn> {
    for ease of integration with CSS features, such as text layout.</p>
 
    <p>In other words, the <code>canvas</code> element below's rendering context has a 200x200
-   <span>output  bitmap</span> (which internally uses <span data-x="'px'">CSS pixels</span> as a
+   <span>output bitmap</span> (which internally uses <span data-x="'px'">CSS pixels</span> as a
    unit for ease of integration with CSS) and is rendered as 100x100 <span data-x="'px'">CSS
    pixels</span>:
 
@@ -74919,7 +74919,7 @@ END:VCARD</pre>
 
    <dd>
     <p>The user agent must allow the element to be considered as a <span>focusable area</span> and
-    should allow the  element and any <span data-x="focusable area">focusable areas</span> that have
+    should allow the element and any <span data-x="focusable area">focusable areas</span> that have
     the element as their <span>DOM anchor</span> to be <span>sequentially focusable</span>, and
     should place the element &mdash; referenced as <var>candidate</var> below &mdash; and the
     aforementioned <span data-x="focusable area">focusable areas</span> in the
@@ -84459,7 +84459,7 @@ interface <dfn interface>BarProp</dfn> {
   data-x="http-cross-origin-opener-policy">Cross-Origin-Opener-Policy</code>` header or
   navigation.</p>
 
-  <p>A <span>top-level browsing context</span> has an associated <dfn  export data-x="tlbc browsing
+  <p>A <span>top-level browsing context</span> has an associated <dfn export data-x="tlbc browsing
   session" for="top-level browsing context">browsing session</dfn> which is a <span>browsing
   session</span>.</p>
 
@@ -85732,7 +85732,7 @@ interface <dfn interface>Location</dfn> { // but see also <a href="#the-location
    string.</p></li>
 
    <li><p>If <var>url</var>'s <span data-x="concept-url-port">port</span> is null, return
-   <var>url</var>'s <span data-x="concept-url-host">host</span>, <span  data-x="host
+   <var>url</var>'s <span data-x="concept-url-host">host</span>, <span data-x="host
    serializer">serialized</span>.</p></li>
 
    <li><p>Return <var>url</var>'s <span data-x="concept-url-host">host</span>, <span data-x="host
@@ -102959,7 +102959,7 @@ interface <dfn interface>WorkerLocation</dfn> {
    string.</p></li>
 
    <li><p>If <var>url</var>'s <span data-x="concept-url-port">port</span> is null, return
-   <var>url</var>'s <span data-x="concept-url-host">host</span>, <span  data-x="host
+   <var>url</var>'s <span data-x="concept-url-host">host</span>, <span data-x="host
    serializer">serialized</span>.</p></li>
 
    <li><p>Return <var>url</var>'s <span data-x="concept-url-host">host</span>, <span data-x="host
@@ -117325,7 +117325,7 @@ legend[align=right i] {
      <rect stroke-dasharray="6" stroke-width="1" stroke="black" width="296" height="58" x="52"
      y="161" fill="none"/>
      <text x="170" y="156" font-size="12" font-family="sans-serif" font-style="normal">anonymous
-     fieldset content  box</text>
+     fieldset content box</text>
      <text x="70" y="191" dominant-baseline="central" fill="blue" font-family="serif"
      font-style="normal">content</text>