The window management buttons should be on the left side to match the rest of the macOS look/feel. The reload/download buttons don't need to exist when inspecting locally within Safari, as there are other ways of reloading the page or downloading a Web Archive.
Created attachment 389922 [details] Patch
Created attachment 389923 [details] [Image] After Patch is applied
Comment on attachment 389922 [details] Patch Clearing flags on attachment: 389922 Committed r255893: <https://trac.webkit.org/changeset/255893>
All reviewed patches have been landed. Closing bug.
<rdar://problem/59211485>
Reopening. This was reverted by https://trac.webkit.org/changeset/256086/webkit in b207422.
This will be resolved by <https://webkit.org/b/207317>.