[Win][MiniBrowser] Support back/forward mouse buttons by handing APPCOMMAND_BROWSER_BACKWARD and APPCOMMAND_BROWSER_FORWARD
Created attachment 391036 [details] Patch
Comment on attachment 391036 [details] Patch This seems quite reasonable, though I don't have an appropriate device to test with.
Comment on attachment 391036 [details] Patch Clearing flags on attachment: 391036 Committed r256889: <https://trac.webkit.org/changeset/256889>
All reviewed patches have been landed. Closing bug.
<rdar://problem/59572174>