Currently the code only computes these for VirtualKeys, but key codes exist for ASCII letters as well.
Created attachment 343357 [details] Patch
Created attachment 343472 [details] Patch
Comment on attachment 343472 [details] Patch Attachment 343472 [details] did not pass mac-wk2-ews (mac-wk2): Output: https://webkit-queues.webkit.org/results/8317819 Number of test failures exceeded the failure limit.
Created attachment 343473 [details] Archive of layout-test-results from ews105 for mac-sierra-wk2 The attached test failures were seen while running run-webkit-tests on the mac-wk2-ews. Bot: ews105 Port: mac-sierra-wk2 Platform: Mac OS X 10.12.6
Committed r233149: <https://trac.webkit.org/changeset/233149>
<rdar://problem/41426265>