Disable media.android.tough_video_cases on Android Nexus5X Perf

tools/perf/benchmarks/media.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 core import perf_benchmark
 
 from telemetry import benchmark
 from telemetry.page import legacy_page_test
 from telemetry.value import list_of_scalar_values
 from telemetry.value import scalar
@@ skipping 67 matching lines @@
 @benchmark.Disabled('l', 'android-webview')  # WebView: crbug.com/419689
 class MediaAndroid(perf_benchmark.PerfBenchmark):
   """Obtains media metrics for key user scenarios on Android."""
   test = media.Media
   tag = 'android'
   page_set = page_sets.ToughVideoCasesPageSet
   # Exclude is_4k and 50 fps media files (garden* & crowd*).
   options = {'story_label_filter_exclude': 'is_4k,is_50fps'}
 
   @classmethod
-  def ShouldDisable(cls, possible_browser):  # crbug.com/448092
-    """Disable test for Android One device."""
-    return cls.IsSvelte(possible_browser)
+  def ShouldDisable(cls, possible_browser):
+    # crbug.com/448092
+    if cls.IsSvelte(possible_browser):
+        return True
+
+    # crbug.com/647372
+    if possible_browser.platform.GetDeviceTypeName() == 'Nexus 5X':
+      return True
+
+    return False
 
   @classmethod
   def Name(cls):
     return 'media.android.tough_video_cases'
 
 
 @benchmark.Enabled('chromeos')
 class MediaChromeOS4kOnly(perf_benchmark.PerfBenchmark):
   """Benchmark for media performance on ChromeOS using only is_4k test content.
   """
@@ skipping 37 matching lines @@
 
   @classmethod
   def Name(cls):
     return 'media.mse_cases'
 
   def SetExtraBrowserOptions(self, options):
     # Needed to allow XHR requests to return stream objects.
     options.AppendExtraBrowserArgs(
         ['--enable-experimental-web-platform-features',
          '--disable-gesture-requirement-for-media-playback'])