[webkit-dev] SharedWorkers alternate design

[Jeremy Orlow]

On Tue, May 26, 2009 at 9:42 PM, Maciej Stachowiak <mjs at apple.com> wrote:

>
> On May 26, 2009, at 7:00 PM, John Abd-El-Malek wrote:
>
>
>> This will work fine for appcache and localstorage, but isn't sufficient
>> for workers since the same caller gets different objects depending on which
>> process this is running in.  This doesn't happen for appcache and
>> localstorage.
>>
>>
> It's fine to use virtual methods when you actually need runtime
> polymorphism at the same call site. The point is not to tie yourself in a
> knot if there really is true polymorphism, just to avoid paying runtime
> penalties for anything that can actually be a compile-time decision. If it
> can't be, then so be it.


Sounds good.  I was a bit worried that we were needlessly adding a lot of
complexity to the code, but you're definitely right that slow performance
can be a "death by a thousand cuts" type thing.  I'll give it a shot for DOM
Storage, but it sounds like workers will need to still use polymorphism.
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