[Telemetry] Make "discard_first_result" apply to user_stories too.

tools/telemetry/telemetry/results/results_options.py

Index: tools/telemetry/telemetry/results/results_options.py
diff --git a/tools/telemetry/telemetry/results/results_options.py b/tools/telemetry/telemetry/results/results_options.py
index 461d0741870aaf2b8d7577cbd77f910ce1e16a6b..b34ad307f3be542bf4a2bc3398ddd74cc0e88b52 100644
--- a/tools/telemetry/telemetry/results/results_options.py
+++ b/tools/telemetry/telemetry/results/results_options.py
@@ -50,6 +50,9 @@ def AddResultsOptions(parser):
                     default='',
                     help='Append a tag to the key of each result trace. Use '
                     'with html, buildbot, csv-pivot-table output formats.')
+  group.add_option('--discard-first-result', action='store_true',
+                   help='Delete the first result for each user story. '

[nednguyen, 2015/02/27 13:27:35]

s/Delete/Discard

+                   'This is useful if the first run is needed to warm caches.')
   group.add_option('--reset-results', action='store_true',
                     help='Delete all stored results.')
   group.add_option('--upload-results', action='store_true',