[CSS Color 4] Add support for new srgb-linear, xyz-d50 and xyz-d65 color spaces
Created attachment 445100 [details] Patch
Created attachment 445105 [details] Patch
Will upstream new wpt tests.
This patch modifies the imported WPT tests. Please ensure that any changes on the tests (not coming from a WPT import) are exported to WPT. Please see https://trac.webkit.org/wiki/WPTExportProcess
Created attachment 445113 [details] Patch
Reviewers, don't be alarmed by the size of the patch! It is mostly tests!
Committed r286168 (244551@main): <https://commits.webkit.org/244551@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 445113 [details].
<rdar://problem/85751373>