tree dfd1489a26e879dcc594796a9bf4f7b2526e329d
parent 1f10227393c9dc21c9d2643241b56515c886ce78
author cdumez@apple.com <cdumez@apple.com@268f45cc-cd09-0410-ab3c-d52691b4dbfc> 1570717447 +0000
committer cdumez@apple.com <cdumez@apple.com@268f45cc-cd09-0410-ab3c-d52691b4dbfc> 1570717447 +0000

DOMCacheStorage should not prevent pages from entering the back/forward cache
https://bugs.webkit.org/show_bug.cgi?id=202608

Reviewed by Youenn Fablet.

Source/WebCore:

Make DOMCacheStorage fully suspendable by queueing all its asynchronous promise resolutions
to a SuspendableTaskQueue. This makes sure that no promises are resolved while suspended
in the page cache.

Test: http/tests/navigation/page-cache-domcachestorage-pending-promise.html

* Modules/cache/DOMCacheStorage.cpp:
(WebCore::DOMCacheStorage::DOMCacheStorage):
(WebCore::DOMCacheStorage::doSequentialMatch):
(WebCore::DOMCacheStorage::match):
(WebCore::DOMCacheStorage::has):
(WebCore::DOMCacheStorage::open):
(WebCore::DOMCacheStorage::doOpen):
(WebCore::DOMCacheStorage::remove):
(WebCore::DOMCacheStorage::doRemove):
(WebCore::DOMCacheStorage::keys):
(WebCore::DOMCacheStorage::canSuspendForDocumentSuspension const):
* Modules/cache/DOMCacheStorage.h:

LayoutTests:

Add layout test coverage.

* http/tests/navigation/page-cache-domcachestorage-pending-promise-expected.txt: Added.
* http/tests/navigation/page-cache-domcachestorage-pending-promise.html: Added.


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@250965 268f45cc-cd09-0410-ab3c-d52691b4dbfc