Disable flaky BrowserMinidumpTest tests.

tools/perf/core/minidump_unittest.py

 # Copyright 2015 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 logging
 import time
 
 from telemetry.testing import tab_test_case
 from telemetry import decorators
 from telemetry.core import util
 
 class BrowserMinidumpTest(tab_test_case.TabTestCase):
   @decorators.Isolated
-  @decorators.Enabled('mac')
+  # Disabled tests due to flakiness: http://crbug.com/641469
+  @decorators.Disabled('all')
   def testSymbolizeMinidump(self):
     # Wait for the browser to restart fully before crashing
     self._LoadPageThenWait('var sam = "car";', 'sam')
     self._browser.tabs.New().Navigate('chrome://gpucrash', timeout=5)
     crash_minidump_path = self._browser.GetMostRecentMinidumpPath()
     #self.assertIsNotNone(crash_minidump_path)
 
     if crash_minidump_path is not None:
       logging.info('testSymbolizeMinidump: most recent path = '
           + crash_minidump_path)
@@ skipping 12 matching lines @@
     all_unsymbolized_after_symbolize_paths = \
         self._browser.GetAllUnsymbolizedMinidumpPaths()
     if all_unsymbolized_after_symbolize_paths is not None:
       logging.info('testSymbolizeMinidump: after symbolize all '
           + 'unsymbolized paths: '
           + ''.join(all_unsymbolized_after_symbolize_paths))
     #self.assertTrue(len(all_unsymbolized_after_symbolize_paths) == 0)
 
 
   @decorators.Isolated
-  @decorators.Enabled('mac')
+  # Disabled tests due to flakiness: http://crbug.com/641469
+  @decorators.Disabled('all')
   def testMultipleCrashMinidumps(self):
     # Wait for the browser to restart fully before crashing
     self._LoadPageThenWait('var cat = "dog";', 'cat')
     self._browser.tabs.New().Navigate('chrome://gpucrash', timeout=5)
     first_crash_path = self._browser.GetMostRecentMinidumpPath()
 
     #self.assertIsNotNone(first_crash_path)
     if first_crash_path is not None:
       logging.info('testMultipleCrashMinidumps: first crash most recent path'
           + first_crash_path)
@@ skipping 65 matching lines @@
     # Therefore, we are adding a 5 second wait for now to see if this can help
     # the problem until we determine if there is another chrome process we can
     # wait on to ensure that all browser load processes have finished
     time.sleep(5)
     new_tab = self._browser.tabs.New()
     new_tab.Navigate(self.UrlOfUnittestFile('blank.html'),
         script_to_evaluate_on_commit=script)
     # Wait until the javascript has run ensuring that
     # the new browser has restarted before we crash it again
     util.WaitFor(lambda: new_tab.EvaluateJavaScript(value), 60)