2 files changed, 1 insertions, 6 deletions
diff --git a/toolkit/components/asyncshutdown/AsyncShutdown.sys.mjs b/toolkit/components/asyncshutdown/AsyncShutdown.sys.mjs
index 4f0adc092a..4577fa49a4 100644
--- a/toolkit/components/asyncshutdown/AsyncShutdown.sys.mjs
+++ b/toolkit/components/asyncshutdown/AsyncShutdown.sys.mjs
@@ -335,8 +335,7 @@ function getOrigin(topFrame, filename = null, lineNumber = null, stack = null) {
       lineNumber = frame ? frame.lineNumber : 0;
     }
     if (stack == null) {
-      // Now build the rest of the stack as a string, using Task.jsm's rewriting
-      // to ensure that we do not lose information at each call to `Task.spawn`.
+      // Now build the rest of the stack as a string.
       stack = [];
       while (frame != null) {
         stack.push(frame.filename + ":" + frame.name + ":" + frame.lineNumber);
diff --git a/toolkit/components/asyncshutdown/nsIAsyncShutdown.idl b/toolkit/components/asyncshutdown/nsIAsyncShutdown.idl
index 945772bd51..a40d343836 100644
--- a/toolkit/components/asyncshutdown/nsIAsyncShutdown.idl
+++ b/toolkit/components/asyncshutdown/nsIAsyncShutdown.idl
@@ -223,7 +223,3 @@ interface nsIAsyncShutdownService: nsISupports {
   // makes it easier to cause shutdown hangs.
 
 };
-
-%{C++
-#define NS_ASYNCSHUTDOWNSERVICE_CONTRACTID "@mozilla.org/async-shutdown-service;1"
-%}