Rename closing steps to dispose steps

Author: youennf

index.bs

@@ -654,7 +654,7 @@ enum ReadableStreamType { "bytes", "owning" };
   <p>Can be set to "<dfn enum-value for="ReadableStreamType">owning</dfn>" to signal that the
   constructed {{ReadableStream}} will own chunks (via transfer or serialization) before enqueuing them.
   This ensures that enqueued chunks are not mutable by the source.
-  Transferred or serialized chunks may have <dfn>closing steps</dfn> which are executed if
+  Transferred or serialized chunks may have <dfn>dispose steps</dfn> which are executed if
   enqueued chunks are dequeued without being provided to the application, for instance when
   a {{ReadableStream}} is errored.
   </p>
@@ -6423,7 +6423,7 @@ for="value-with-size">value</dfn> and <dfn for="value-with-size">size</dfn>.
  1. If |container| has an \[[isOwning]] internal slot whose value is true, perform the following steps until |container|.\[[queue]]
     is [=list/is empty|empty=]:
     1. Let |chunk| be ! [$DequeueValue$]([=this=]).
-    1. If |chunk| has [=closing steps=], perform the [=closing steps=] given |chunk|.
+    1. If |chunk| has [=dispose steps=], perform the [=dispose steps=] given |chunk|.
  1. Set |container|.\[[queue]] to a new empty [=list=].
  1. Set |container|.\[[queueTotalSize]] to 0.
 </div>

reference-implementation/lib/abstract-ops/queue-with-sizes.js

@@ -39,17 +39,17 @@ exports.PeekQueueValue = container => {
   return pair.value;
 };
 
-const closingStepsSymbol = Symbol('closing-steps');
+const disposeStepsSymbol = Symbol('dispose-steps');
 
 exports.ResetQueue = container => {
   assert('_queue' in container && '_queueTotalSize' in container);
 
   if (container._isOwning) {
     while (container._queue.length > 0) {
       const value = exports.DequeueValue(container);
-      if (typeof value[closingStepsSymbol] === 'function') {
+      if (typeof value[disposeStepsSymbol] === 'function') {
         try {
-          value[closingStepsSymbol]();
+          value[disposeStepsSymbol]();
         } catch (closeException) {
           // Nothing to do.
         }