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<b><a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED - NetworkProcess: DNS prefetch happens in the Web Process"
href="https://bugs.webkit.org/show_bug.cgi?id=147824#c25">Comment # 25</a>
on <a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED - NetworkProcess: DNS prefetch happens in the Web Process"
href="https://bugs.webkit.org/show_bug.cgi?id=147824">bug 147824</a>
from <span class="vcard"><a class="email" href="mailto:cdumez@apple.com" title="Chris Dumez <cdumez@apple.com>"> <span class="fn">Chris Dumez</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=147824#c23">comment #23</a>)
<span class="quote">> (In reply to <a href="show_bug.cgi?id=147824#c21">comment #21</a>)
> > Comment on <span class="bz_obsolete"><a href="attachment.cgi?id=262588&action=diff" name="attach_262588" title="Updated patch">attachment 262588</a> <a href="attachment.cgi?id=262588&action=edit" title="Updated patch">[details]</a></span>
> > Updated patch
> >
> > View in context:
> > <a href="https://bugs.webkit.org/attachment.cgi?id=262588&action=review">https://bugs.webkit.org/attachment.cgi?id=262588&action=review</a>
> >
> > > Source/WebCore/loader/FrameLoaderClient.h:33
> > > +#include "DNS.h"
> >
> > We should keep the implementation of the virtual function out of the header,
> > that way we don’t need to include DNS.h in this header. Generally speaking
> > it’s not so valuable to have implementations of virtual functions in the
> > header rather than a cpp file since it’s not common to be able to expand
> > them in line at the call site.
>
> I agree, the advantage in this case that we don't have a common cpp file was
> to avoid having the same implementation in all FrameLoader clients expect
> the WebKit2 one. I'll make it pure virtual then, to ensure all clients
> implement it.
>
> > > Source/WebKit2/WebProcess/WebPage/ios/WebPageIOS.mm:632
> > > + m_page->mainFrame().loader().client().prefetchDNS(downcast<Element>(*node).absoluteLinkURL().host());
> >
> > Are we guaranteed that m_page is non-null?
>
> Same question ap made in <a href="show_bug.cgi?id=147824#c5">comment #5</a>, which confirms I should add an assert
> there :-)</span >
m_page can be null after WebPage::close() is called so I think we should null-check.</pre>
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