Check the upgrade request's error instead of the upgrade transaction (#458)

Author: stelar7

index.bs

@@ -5055,7 +5055,7 @@ To <dfn>open a database connection</dfn> with |storageKey| which requested the [
         return a newly [=exception/created=]
         "{{AbortError}}" {{DOMException}} and abort these steps.
 
-    1. If the [=/upgrade transaction=] was aborted, run the steps
+    1. If |request|'s [=request/error=] is set, run the steps
         to [=close a database connection=] with |connection|,
         return a newly [=exception/created=]
         "{{AbortError}}" {{DOMException}} and abort these steps.
@@ -6891,6 +6891,7 @@ For the revision history of the second edition, see [that document's Revision Hi
 * Add direction option to {{IDBObjectStore/getAll()}} and {{IDBObjectStore/getAllKeys()}} for {{IDBObjectStore}} and {{IDBIndex}} (<#130>)
 * Use of {{QuotaExceededError}} has been updated to reflect that it is now a {{DOMException}}-derived interface instead of an exception name. (<#463>)
 * Specify that null is valid for [=transaction/error=], and allow it to be set in [=abort a transaction=] (<#433>)
+* Check the [=request=]'s [=request/error=] instead of the [=/upgrade transaction=] in [=/open a database connection=]. (<#433>)
 
 <!-- ============================================================ -->
 # Acknowledgements # {#acknowledgements}