Create xxxhdpi density splits when density splits are enabled

build/android/pylib/device/device_utils.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.
 
 """Provides a variety of device interactions based on adb.
 
 Eventually, this will be based on adb_wrapper.
 """
 # pylint: disable=unused-argument
 
@@ skipping 1356 matching lines @@
 
   @property
   def screen_density(self):
     """Returns the screen density of the device."""
     DPI_TO_DENSITY = {
       120: 'ldpi',
       160: 'mdpi',
       240: 'hdpi',
       320: 'xhdpi',
       480: 'xxhdpi',
+      640: 'xxxhdpi',
     }
     dpi = int(self.GetProp('ro.sf.lcd_density', cache=True))
     return DPI_TO_DENSITY.get(dpi, 'tvdpi')
 
   @property
   def build_description(self):
     """Returns the build description of the system.
 
     For example:
       nakasi-user 4.4.4 KTU84P 1227136 release-keys
@@ skipping 323 matching lines @@
   @classmethod
   def HealthyDevices(cls):
     blacklist = device_blacklist.ReadBlacklist()
     def blacklisted(adb):
       if adb.GetDeviceSerial() in blacklist:
         logging.warning('Device %s is blacklisted.', adb.GetDeviceSerial())
         return True
       return False
 
     return [cls(adb) for adb in adb_wrapper.AdbWrapper.Devices()
-            if not blacklisted(adb)]
+            if not blacklisted(adb)]