Bug 207614

Summary: Pages that trigger a redirect will sometimes be left blank
Product: WebKit Reporter: Simon Fraser (smfr) <simon.fraser>
Component: CompositingAssignee: Simon Fraser (smfr) <simon.fraser>
Status: RESOLVED FIXED    
Severity: Normal CC: commit-queue, mjs, simon.fraser, thorton, webkit-bug-importer, zalan
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
Patch
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Description Simon Fraser (smfr) 2020-02-11 21:04:41 PST 
Pages that trigger a redirect with sometimes be left blank
Comment 1 Simon Fraser (smfr) 2020-02-11 21:08:25 PST 
Created attachment 390490 [details]
Patch
Comment 2 Simon Fraser (smfr) 2020-02-11 21:08:27 PST 
<rdar://problem/59077740>
Comment 3 Simon Fraser (smfr) 2020-02-11 21:09:31 PST 
Created attachment 390491 [details]
Patch
Comment 4 Maciej Stachowiak 2020-02-12 01:20:43 PST 
Comment on attachment 390491 [details]
Patch

Is it possible to make a test case for this?

(Could this be the cause of some mysterious "blank page" bugs?)
Comment 5 Tim Horton 2020-02-12 03:35:48 PST 
(In reply to Maciej Stachowiak from comment #4)
> Comment on attachment 390491 [details]
> Patch
> 
> Is it possible to make a test case for this?
> 
> (Could this be the cause of some mysterious "blank page" bugs?)

Humorously this would only affect macOS, where we don't have such bugs.
Comment 6 Simon Fraser (smfr) 2020-02-12 09:57:31 PST 
(In reply to Maciej Stachowiak from comment #4)
> Comment on attachment 390491 [details]
> Patch
> 
> Is it possible to make a test case for this?

I'd have to make a bunch of testing API so we can control when unfreezing and flushing happens.
Comment 7 WebKit Commit Bot 2020-02-12 10:46:36 PST 
Comment on attachment 390491 [details]
Patch

Clearing flags on attachment: 390491

Committed r256452: <https://trac.webkit.org/changeset/256452>
Comment 8 WebKit Commit Bot 2020-02-12 10:46:37 PST 
All reviewed patches have been landed.  Closing bug.