httppeer: indent existing argument handling with if True

I'm about to add another case, so it makes sense to split this out to make the
semantic changes in the next change more obvious.

mercurial/httppeer.py

@@ -97,6 +97,7 b' class httppeer(wireproto.wirepeer):'
         self.ui.debug("sending %s command\n" % cmd)
         q = [('cmd', cmd)]
         headersize = 0
+        if True:
         if len(args) > 0:
             httpheader = self.capable('httpheader')
             if httpheader:
@@ -111,7 +112,8 b' class httppeer(wireproto.wirepeer):'
                 headernum += 1
                 header = headerfmt % str(headernum)
                 headers[header] = encargs[i:i + contentlen]
-            varyheaders = [headerfmt % str(h) for h in range(1, headernum + 1)]
+                varyheaders = [
+                    headerfmt % str(h) for h in range(1, headernum + 1)]
             headers['Vary'] = ','.join(varyheaders)
         else:
             q += sorted(args.items())