This is inline with what FF(44.0.2) and Chrome(48.0.2564.116 (64-bit)) do.
Created attachment 272686 [details] Patch
Comment on attachment 272686 [details] Patch r=me
Comment on attachment 272686 [details] Patch Attachment 272686 [details] did not pass mac-ews (mac): Output: http://webkit-queues.webkit.org/results/912659 New failing tests: fast/table/table-cell-border-no-doctype.html
Created attachment 272690 [details] Archive of layout-test-results from ews100 for mac-yosemite The attached test failures were seen while running run-webkit-tests on the mac-ews. Bot: ews100 Port: mac-yosemite Platform: Mac OS X 10.10.5
Comment on attachment 272686 [details] Patch Attachment 272686 [details] did not pass mac-wk2-ews (mac-wk2): Output: http://webkit-queues.webkit.org/results/912675 New failing tests: fast/table/table-cell-border-no-doctype.html
Created attachment 272691 [details] Archive of layout-test-results from ews104 for mac-yosemite-wk2 The attached test failures were seen while running run-webkit-tests on the mac-wk2-ews. Bot: ews104 Port: mac-yosemite-wk2 Platform: Mac OS X 10.10.5
Comment on attachment 272686 [details] Patch Attachment 272686 [details] did not pass mac-debug-ews (mac): Output: http://webkit-queues.webkit.org/results/912668 New failing tests: fast/table/table-cell-border-no-doctype.html
Created attachment 272692 [details] Archive of layout-test-results from ews113 for mac-yosemite The attached test failures were seen while running run-webkit-tests on the mac-debug-ews. Bot: ews113 Port: mac-yosemite Platform: Mac OS X 10.10.5
Created attachment 272698 [details] Patch
Committed r197486: <http://trac.webkit.org/changeset/197486>