Move top_20 tests to a separate suite

tools/chrome_proxy/integration_tests/chrome_proxy_pagesets/reenable_after_bypass.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.page import page as page_module
-from telemetry.page import page_set as page_set_module
-
-
-class ReenableAfterBypassPage(page_module.Page):
-  """A test page for the re-enable after bypass tests.
-
-  Attributes:
-      bypass_seconds_min: The minimum number of seconds that the bypass
-          triggered by loading this page should last.
-      bypass_seconds_max: The maximum number of seconds that the bypass
-          triggered by loading this page should last.
-  """
-
-  def __init__(self,
-               url,
-               page_set,
-               bypass_seconds_min,
-               bypass_seconds_max):
-    super(ReenableAfterBypassPage, self).__init__(url=url, page_set=page_set)
-    self.bypass_seconds_min = bypass_seconds_min
-    self.bypass_seconds_max = bypass_seconds_max
-
-
-class ReenableAfterBypassPageSet(page_set_module.PageSet):
-  """ Chrome proxy test sites """
-
-  def __init__(self):
-    super(ReenableAfterBypassPageSet, self).__init__()
-
-    # Test page for "Chrome-Proxy: block=0". Loading this page should cause all
-    # data reduction proxies to be bypassed for one to five minutes.
-    self.AddUserStory(ReenableAfterBypassPage(
-        url="http://check.googlezip.net/block",
-        page_set=self,
-        bypass_seconds_min=60,
-        bypass_seconds_max=300))