Disabling smoothness.tough_pinch_zoom_cases for android Nexus 5X

tools/perf/benchmarks/smoothness.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.
 import multiprocessing
 
 from core import perf_benchmark
 
 from benchmarks import silk_flags
 from measurements import smoothness
 import page_sets
@@ skipping 278 matching lines @@
   cases.
   """
   page_set = page_sets.AndroidToughPinchZoomCasesPageSet
 
   @classmethod
   def Name(cls):
     return 'smoothness.tough_pinch_zoom_cases'
 
   @classmethod
   def ShouldDisable(cls, possible_browser):
-    return cls.IsSvelte(possible_browser)  # http://crbug.com/564008
+    return (
+       # http://crbug.com/564008
+       cls.IsSvelte(possible_browser) or
+       # http://crbug.com/630701
+       possible_browser.platform.GetDeviceTypeName() == 'Nexus 5X')
 
 
 @benchmark.Enabled('mac')
 class SmoothnessDesktopToughPinchZoomCases(_Smoothness):
   """Measures rendering statistics for pinch-zooming in the tough pinch zoom
   cases. Uses lower zoom levels customized for desktop limits.
   """
   page_set = page_sets.DesktopToughPinchZoomCasesPageSet
 
   @classmethod
@@ skipping 167 matching lines @@
   """Measures rendering statistics while scrolling advertisements."""
   page_set = page_sets.SyntheticToughWebglAdCasesPageSet
 
   @classmethod
   def Name(cls):
     return 'smoothness.tough_webgl_ad_cases'
 
   @classmethod
   def ShouldDisable(cls, possible_browser):
     return cls.IsSvelte(possible_browser)  # http://crbug.com/574485