Merge branch 'jk/p5310-drop-non-bitmap-timing'

Perf-test update.

* jk/p5310-drop-non-bitmap-timing:
  p5310: stop timing non-bitmap pack-to-disk

t/perf/p5310-pack-bitmaps.sh

@@ -31,10 +31,6 @@ test_perf 'simulated fetch' '
 	} | git pack-objects --revs --stdout >/dev/null
 '
 
-test_perf 'pack to file' '
-	git pack-objects --all pack1 </dev/null >/dev/null
-'
-
 test_perf 'pack to file (bitmap)' '
 	git pack-objects --use-bitmap-index --all pack1b </dev/null >/dev/null
 '