Adding utility methods to retrieve minidump paths from the browser.

telemetry/telemetry/internal/platform/android_platform_backend.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 logging
 import os
 import posixpath
 import re
 import subprocess
 import tempfile
@@ skipping 671 matching lines @@
     # Try to get tombstones.
     tombstones = os.path.join(util.GetChromiumSrcDir(), 'build', 'android',
                               'tombstones.py')
     if os.path.exists(tombstones):
       ret += Decorate('Tombstones',
                       subprocess.Popen([tombstones, '-w', '--device',
                                         self._device.adb.GetDeviceSerial()],
                                        stdout=subprocess.PIPE).communicate()[0])
     return (True, ret)
 
+  def GetMinidumpPath(self):
+    return None
+
   def IsScreenOn(self):
     """Determines if device screen is on."""
     return self._device.IsScreenOn()
 
   @staticmethod
   def _IsScreenLocked(input_methods):
     """Parser method for IsScreenLocked()
 
     Args:
       input_methods: Output from dumpsys input_methods
@@ skipping 41 matching lines @@
   for process in psutil.process_iter():
     try:
       if psutil.version_info >= (2, 0):
         if 'adb' in process.name():
           process.cpu_affinity([0])
       else:
         if 'adb' in process.name:
           process.set_cpu_affinity([0])
     except (psutil.NoSuchProcess, psutil.AccessDenied):
       logging.warn('Failed to set adb process CPU affinity')