Editorial: remove unused AO CreateAsyncIteratorFromClosure (tc39#3628)

Author: intincrab

spec.html

@@ -50741,35 +50741,6 @@ <h1>
           1. Return ~unused~.
         </emu-alg>
       </emu-clause>
-
-      <emu-clause id="sec-createasynciteratorfromclosure" type="abstract operation">
-        <h1>
-          CreateAsyncIteratorFromClosure (
-            _closure_: an Abstract Closure with no parameters,
-            _generatorBrand_: a String or ~empty~,
-            _generatorPrototype_: an Object,
-          ): an AsyncGenerator
-        </h1>
-        <dl class="header">
-        </dl>
-        <emu-alg>
-          1. NOTE: _closure_ can contain uses of the Await operation and uses of the Yield operation to yield an IteratorResult object.
-          1. Let _internalSlotsList_ be « [[AsyncGeneratorState]], [[AsyncGeneratorContext]], [[AsyncGeneratorQueue]], [[GeneratorBrand]] ».
-          1. Let _generator_ be OrdinaryObjectCreate(_generatorPrototype_, _internalSlotsList_).
-          1. Set _generator_.[[GeneratorBrand]] to _generatorBrand_.
-          1. Set _generator_.[[AsyncGeneratorState]] to ~suspended-start~.
-          1. Let _callerContext_ be the running execution context.
-          1. Let _calleeContext_ be a new execution context.
-          1. Set the Function of _calleeContext_ to *null*.
-          1. Set the Realm of _calleeContext_ to the current Realm Record.
-          1. Set the ScriptOrModule of _calleeContext_ to _callerContext_'s ScriptOrModule.
-          1. If _callerContext_ is not already suspended, suspend _callerContext_.
-          1. Push _calleeContext_ onto the execution context stack; _calleeContext_ is now the running execution context.
-          1. Perform AsyncGeneratorStart(_generator_, _closure_).
-          1. Remove _calleeContext_ from the execution context stack and restore _callerContext_ as the running execution context.
-          1. Return _generator_.
-        </emu-alg>
-      </emu-clause>
     </emu-clause>
   </emu-clause>