Add multi-architecture support in telemetry.

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=W0613
 
@@ skipping 715 matching lines @@
       value: A string containing the value to set to the property on the
              device.
       timeout: timeout in seconds
       retries: number of retries
 
     Raises:
       CommandTimeoutError on timeout.
     """
     self.old_interface.system_properties[property_name] = value
 
+  def GetABI(self):

[jbudorick, 2014/10/14 14:51:52]

Public functions in DeviceUtils should expose timeout & retry parameters.

[Fabrice (no longer in Chrome), 2014/10/14 16:26:03]

Done.

+    """Gets the device main ABI.
+    """

[jbudorick, 2014/10/14 14:51:52]

nit: document Returns: & Raises: (should be the same as GetProp)

[Fabrice (no longer in Chrome), 2014/10/14 16:26:03]

Done.

+    return self.GetProp('ro.product.cpu.abi')
+
   @decorators.WithTimeoutAndRetriesFromInstance()
   def GetPids(self, process_name, timeout=None, retries=None):
     """Returns the PIDs of processes with the given name.
 
     Note that the |process_name| is often the package name.
 
     Args:
       process_name: A string containing the process name to get the PIDs for.
       timeout: timeout in seconds
       retries: number of retries
@@ skipping 116 matching lines @@
     Returns:
       A Parallelizer operating over |devices|.
     """
     if not devices or len(devices) == 0:
       devices = pylib.android_commands.GetAttachedDevices()
     parallelizer_type = (parallelizer.Parallelizer if async
                          else parallelizer.SyncParallelizer)
     return parallelizer_type([
         d if isinstance(d, DeviceUtils) else DeviceUtils(d)
         for d in devices])
-