Make PlatformMediaSession constructor protected
Created attachment 391120 [details] Patch
Let's squash the current patch with "Reduce use of PlatformMediaSessionManager::sharedManager()"
Created attachment 391121 [details] Patch
The commit-queue encountered the following flaky tests while processing attachment 391121 [details]: editing/spelling/spellcheck-attribute.html bug 206178 (authors: g.czajkowski@samsung.com, mark.lam@apple.com, and rniwa@webkit.org) The commit-queue is continuing to process your patch.
Comment on attachment 391121 [details] Patch Clearing flags on attachment: 391121 Committed r256904: <https://trac.webkit.org/changeset/256904>
All reviewed patches have been landed. Closing bug.
<rdar://problem/59578412>