[Telemetry] Disable webrtc.multiple_peerconnections story.

tools/perf/page_sets/webrtc_cases.py

 # Copyright 2014 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.
 
 from telemetry import story
 from telemetry.page import page as page_module
 
 
 class WebrtcPage(page_module.Page):
 
@@ skipping 107 matching lines @@
       action_runner.ClickElement('button[id="start-test"]')
       action_runner.Wait(45)
 
 
 class WebrtcPageSet(story.StorySet):
   def __init__(self):
     super(WebrtcPageSet, self).__init__(
         cloud_storage_bucket=story.PUBLIC_BUCKET)
 
     self.AddStory(GetUserMedia(self, tags=['getusermedia']))
-    self.AddStory(MultiplePeerConnections(self, tags=['stress']))
+    # TODO(ehmaldonado): Re-enable once http://crbug.com/725502 is fixed.
+    # self.AddStory(MultiplePeerConnections(self, tags=['stress']))
     self.AddStory(VideoCall(self, tags=['peerconnection', 'smoothness']))
     self.AddStory(DataChannel(self, tags=['datachannel']))
     self.AddStory(CanvasCapturePeerConnection(self, tags=['smoothness']))
     # TODO(qyearsley, mcasas): Add webrtc.audio when http://crbug.com/468732
     # is fixed, or revert https://codereview.chromium.org/1544573002/ when
     # http://crbug.com/568333 is fixed.
     # self.AddStory(AudioCall(self, 'OPUS'))
     # self.AddStory(AudioCall(self, 'G772'))
     # self.AddStory(AudioCall(self, 'PCMU'))
     # self.AddStory(AudioCall(self, 'ISAC/1600'))
-
-
-class WebrtcExpectations(story.expectations.StoryExpectations):
-  def SetExpectations(self):
-    self.DisableStory('multiple_peerconnections', [story.expectations.ALL],
-                      'crbug.com/725502')