[Telemetry] Remove waits in telemetry_perf_unittests.

tools/perf/measurements/smoothness_unittest.py

 # Copyright 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 import sys
 
 from measurements import smoothness
 from metrics import power
 from telemetry.core import exceptions
 from telemetry.core import wpr_modes
 from telemetry.page import page
@@ skipping 17 matching lines @@
     self.category_filter = category_filter
 
 
 class AnimatedPage(page.Page):
   def __init__(self, page_set):
     super(AnimatedPage, self).__init__(
       url='file://animated_page.html',
       page_set=page_set, base_dir=page_set.base_dir)
 
   def RunSmoothness(self, action_runner):
-    action_runner.Wait(1)
+    action_runner.Wait(.2)
 
 
 class FakeTab(object):
   def __init__(self):
     self.browser = FakeBrowser()
 
   def ExecuteJavaScript(self, js):
     pass
 
 class SmoothnessUnitTest(page_test_test_case.PageTestTestCase):
@@ skipping 113 matching lines @@
         self.fake_power = self._power_metric = FakePowerMetric(browser)
 
     measurement = BuggyMeasurement()
     try:
       self.RunMeasurement(measurement, ps)
     except page_test.TestNotSupportedOnPlatformFailure:
       pass
 
     self.assertTrue(measurement.fake_power.start_called)
     self.assertTrue(measurement.fake_power.stop_called)