[Telemetry] rename _needs_browser_restart_after_each_run -> <...>_each_page

content/test/gpu/gpu_tests/context_lost.py

 # Copyright (c) 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 os
 
 from telemetry import test as test_module
 from telemetry.core import util
 from telemetry.page import page_set
 from telemetry.page import page_test
 
@@ skipping 27 matching lines @@
   window.domAutomationController = domAutomationController;
   console.log("Harness injected.");
 """
 
 class _ContextLostValidator(page_test.PageTest):
   def __init__(self):
     # Strictly speaking this test doesn't yet need a browser restart
     # after each run, but if more tests are added which crash the GPU
     # process, then it will.
     super(_ContextLostValidator, self).__init__(
-      'ValidatePage', needs_browser_restart_after_each_run=True)
+      'ValidatePage', needs_browser_restart_after_each_page=True)
 
   def CustomizeBrowserOptions(self, options):
     options.AppendExtraBrowserArgs(
         '--disable-domain-blocking-for-3d-apis')
     # Required for about:gpucrash handling from Telemetry.
     options.AppendExtraBrowserArgs('--enable-gpu-benchmarking')
 
   def ValidatePage(self, page, tab, results):
     if page.kill_gpu_process:
       if not tab.browser.supports_tab_control:
@@ skipping 47 matching lines @@
           'navigate_steps': [
             { 'action': 'navigate' },
             { 'action': 'wait',
               'javascript': 'window.domAutomationController._finished' }
           ],
           'kill_gpu_process': False
         },
       ]
     }
     return page_set.PageSet.FromDict(page_set_dict, data_path)