[Telemetry] Allows concatenating multiple Disabled & Enabled decorators

tools/perf/benchmarks/tab_switching.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.
 
 from core import perf_benchmark
 
 from measurements import tab_switching
 import page_sets
 from telemetry import benchmark
 
@@ skipping 87 matching lines @@
   metric. The pages were chosen by hand to stress the image decoding system.
   """
   test = tab_switching.TabSwitching
   page_set = page_sets.ToughImageCasesPageSet
 
   @classmethod
   def Name(cls):
     return 'tab_switching.tough_image_cases'
 
 
-@benchmark.Disabled
+@benchmark.Disabled('all')
 class TabSwitchingFlashEnergyCases(perf_benchmark.PerfBenchmark):
   test = tab_switching.TabSwitching
   page_set = page_sets.FlashEnergyCasesPageSet
   options = {'pageset_repeat': 10}
 
   @classmethod
   def Name(cls):
     return 'tab_switching.flash_energy_cases'
 
 
-@benchmark.Disabled
+@benchmark.Disabled('all')
 class TabSwitchingPluginPowerSaver(perf_benchmark.PerfBenchmark):
   test = tab_switching.TabSwitching
   page_set = page_sets.FlashEnergyCasesPageSet
   options = {'pageset_repeat': 10}
 
   def SetExtraBrowserOptions(self, options):
     options.AppendExtraBrowserArgs(['--enable-plugin-power-saver'])
 
   @classmethod
   def Name(cls):
     return 'tab_switching.plugin_power_saver'