[Webkit-unassigned] [Bug 231352] IPC should not have client side message hysteresis

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=231352

--- Comment #2 from Wenson Hsieh <wenson_hsieh at apple.com> ---
(In reply to Kimmo Kinnunen from comment #1)
> Other example is I believe future RemoteGraphicsContext::flushContext.
> The sequence is
> -> RemoteGrapicsContext::FlushContext
> 
> <- RemoteRenderingBackend::didFlush
> 
> If we buffer FlushContext due to hysteresis, we never get the didFlush?

It should be the streamable IPC client's responsibility to send any pending wakeup message in this scenario, before blocking on a sync response.

(I made sync messages do this by default, but added a method for clients to use when blocking in other scenarios)

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