This patch adds some infastructure for IndexedDB callbacks in V8.
It also adds a stub of IDBDatabaseRequest. In the near future,
I'll gut the event based implementation code, flesh out IDBReqest
further, and start plumbing IndexedDatabaseRequest.
Code is not testible because it doesn't work (yet).
Created attachment 50294 [details]
Attachment 50294 [details] did not pass style-queue:
Failed to run "WebKitTools/Scripts/check-webkit-style" exit_code: 1
WebCore/bindings/v8/custom/V8CustomIDBCallback.h:92: One space before end of line comments [whitespace/comments] 
Total errors found: 1 in 10 files
If any of these errors are false positives, please file a bug against check-webkit-style.
Comment on attachment 50294 [details]
> diff --git a/WebCore/ChangeLog b/WebCore/ChangeLog
> index 92d76a9..9e2ecc4 100644
> --- a/WebCore/ChangeLog
> +++ b/WebCore/ChangeLog
> @@ -1,3 +1,33 @@
> +2010-03-09 Jeremy Orlow <firstname.lastname@example.org>
> + Reviewed by NOBODY (OOPS!).
> + Baby steps towards IndexedDB: Start implementing callbacks.
> + Need a short description and bug URL (OOPS!)