[whatwg] reply() extension to postMessage()

[Adam Barth]

On Thu, Feb 14, 2008 at 10:46 AM, Ian Hickson <ian at hixie.ch> wrote:
>  This problem exists today with postMessage() too. Do people think we
>  should go fully asynchronous?

I had assumed it was asynchronous (and I think others might make the
same assumption) because the PostMessage API in Windows is
asynchronous.  The synchronous version in the Windows API is called
SendMessage.

Adam