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

tools/perf/benchmarks/page_cycler.py

Index: tools/perf/benchmarks/page_cycler.py
diff --git a/tools/perf/benchmarks/page_cycler.py b/tools/perf/benchmarks/page_cycler.py
index c4837d0fce2fbd2bf70499054ce112137edf28c5..df4f46d0d3696b081e7c5b45942577f3c739bb76 100644
--- a/tools/perf/benchmarks/page_cycler.py
+++ b/tools/perf/benchmarks/page_cycler.py
@@ -23,6 +23,10 @@ class _PageCycler(benchmark.Benchmark):
     parser.add_option('--cold-load-percent', type='int', default=50,
                       help='%d of page visits for which a cold load is forced')
 
+  @classmethod
+  def ProcessCommandLineArgs(cls, parser, args):

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

Don't you need to call super class' ProcessCommandLineArgs?

+    args.discard_first_result = args.cold_load_percent == 0
+
   def CreatePageTest(self, options):
     return page_cycler.PageCycler(
         page_repeat = options.page_repeat,
@@ -219,3 +223,4 @@ class PageCyclerBigJs(_PageCycler):
   def Name(cls):
     return 'page_cycler.big_js'
 
+