diff --git a/source b/source
index a205205ec16..8f15c0e39fc 100644
--- a/source
+++ b/source
@@ -123423,8 +123423,8 @@ interface <dfn interface>SharedWorkerGlobalScope</dfn> : <span>WorkerGlobalScope
 
   <hr>
 
-  <p>A <code>WorkerGlobalScope</code> <var>global</var> is <dfn data-x="active needed
-  worker">actively needed</dfn> if the following algorithm returns true:</p>
+  <p id="protected-worker">A <code>WorkerGlobalScope</code> <var>global</var> is <dfn data-x="active
+  needed worker">actively needed</dfn> if the following algorithm returns true:</p>
 
   <ol>
    <li>
@@ -123443,25 +123443,6 @@ interface <dfn interface>SharedWorkerGlobalScope</dfn> : <span>WorkerGlobalScope
    <li><p>Return false.</p></li>
   </ol>
 
-  <p>A <code>WorkerGlobalScope</code> <var>global</var> is <dfn data-x="protected
-  worker">protected</dfn> if the following algorithm returns true:</p>
-
-  <ol>
-   <li><p>If <var>global</var> is not <span data-x="active needed worker">actively needed</span>,
-   then return false.</p></li>
-
-   <li><p>If <var>global</var> is a <code>SharedWorkerGlobalScope</code>, then return true.</p></li>
-
-   <li><p>If <var>global</var>'s <span>the worker's ports</span> is not <span data-x="list is
-   empty">empty</span>, then return true.</p></li>
-
-   <li><p>If <var>global</var> has outstanding timers, database transactions, or network
-   connections, then return true.</p></li>
-   <!-- TODO: would be nice to make the above rigorous. -->
-
-   <li><p>Return false.</p></li>
-  </ol>
-
   <p>A <code>WorkerGlobalScope</code> <var>global</var> is <dfn data-x="permissible
   worker">permissible</dfn> if the following algorithm returns true:</p>
 
@@ -123508,33 +123489,29 @@ interface <dfn interface>SharedWorkerGlobalScope</dfn> : <span>WorkerGlobalScope
 
    <ul>
     <li><p>Workers get <a href="#step-closing-orphan-workers">closed as orphans</a> between when
-    they stop being <span data-x="protected worker">protected</span> and when they stop being <span
-    data-x="permissible worker">permissible</span>.</p></li>
-
-    <li><p>Workers get <a href="#step-suspending-workers">suspended or un-suspended</a> based on
-    whether they are <span data-x="suspendable worker">suspendable</span>.</p></li>
+    they stop being <span data-x="active needed worker">actively needed</span> and when they stop
+    being <span data-x="permissible worker">permissible</span>.</p></li>
 
     <li><p>Workers that have been closed, but keep executing, <a
     href="#terminate-rampant-workers">can be terminated</a> at the user agent's discretion, once
     they stop being <span data-x="active needed worker">actively needed</span>.</p></li>
-   </ul>
 
-   <p>Note that every <code>WorkerGlobalScope</code> that is <span data-x="active needed
-   worker">actively needed</span> is <span data-x="protected worker">protected</span>, and every
-   <code>WorkerGlobalScope</code> that is <span data-x="protected worker">protected</span> is <span
-   data-x="permissible worker">permissible</span>. (But the converses do not hold.)</p>
+    <li><p>Workers get <a href="#step-suspending-workers">suspended or un-suspended</a> based on
+    whether they are <span data-x="suspendable worker">suspendable</span>.</p></li>
+   </ul>
 
-   <p>An important difference between <span data-x="protected worker">protected</span> and <span
-   data-x="permissible worker">permissible</span> is that a <code>WorkerGlobalScope</code> is <span
-   data-x="protected worker">protected</span> only if its transitive set of owners contains at least
-   one <span>fully active</span> <code>Document</code>, whereas a <code>WorkerGlobalScope</code> can
-   be <span data-x="permissible worker">permissible</span> even if all the <code>Document</code>s in
-   its transitive set of owners are in <a href="#note-bfcache">bfcache</a>.</p>
+   <p>An important difference between <span data-x="active needed worker">actively needed</span> and
+   <span data-x="permissible worker">permissible</span> is that a <code>WorkerGlobalScope</code> is
+   <span data-x="active needed worker">actively needed</span> only if its transitive set of owners
+   contains at least one <span>fully active</span> <code>Document</code>, whereas a
+   <code>WorkerGlobalScope</code> can be <span data-x="permissible worker">permissible</span> even
+   if all the <code>Document</code>s in its transitive set of owners are in <a
+   href="#note-bfcache">bfcache</a>.</p>
   </div>
 
   <p class="note" id="note-between-loads-shared-worker-timeout-lifetime">The <span>between-loads
   shared worker timeout</span> only influences the definition of <span data-x="permissible
-  worker">permissible</span>, not <span data-x="protected worker">protected</span>, and so
+  worker">permissible</span>, not <span data-x="active needed worker">actively needed</span>, and so
   implementations are not required to keep shared workers alive for that duration. Rather, they are
   required to close shared workers after the timeout is reached.</p>
 
@@ -123761,9 +123738,9 @@ interface <dfn interface>SharedWorkerGlobalScope</dfn> : <span>WorkerGlobalScope
      scope</var>.</p>
 
      <li id="step-closing-orphan-workers"><p><i>Closing orphan workers</i>: Start monitoring
-     <var>worker global scope</var> such that no sooner than it stops being <span data-x="protected
-     worker">protected</span>, and no later than it stops being <span data-x="permissible
-     worker">permissible</span>, <var>worker global scope</var>'s <span
+     <var>worker global scope</var> such that no sooner than it stops being <span data-x="active
+     needed worker">actively needed</span>, and no later than it stops being <span
+     data-x="permissible worker">permissible</span>, <var>worker global scope</var>'s <span
      data-x="dom-WorkerGlobalScope-closing">closing</span> flag is set to true.</p></li>
 
      <li id="step-suspending-workers"><p><i>Suspending workers</i>: Start monitoring <var>worker