rawdata: update callers in debugcommands

We update callers incrementally because this help bisecting failures. This was
useful during development, so we expect it might be useful again in the future.

mercurial/debugcommands.py

@@ -562,7 +562,7 b' def debugdata(ui, repo, file_, rev=None,'
         raise error.CommandError('debugdata', _('invalid arguments'))
     r = cmdutil.openstorage(repo, 'debugdata', file_, opts)
     try:
-        ui.write(r.revision(r.lookup(rev), raw=True))
+        ui.write(r.rawdata(r.lookup(rev)))
     except KeyError:
         raise error.Abort(_('invalid revision identifier %s') % rev)