Revert of [Android] Remove android_commands uses from build/android/.

build/android/pylib/device/adb_wrapper.py

Index: build/android/pylib/device/adb_wrapper.py
diff --git a/build/android/pylib/device/adb_wrapper.py b/build/android/pylib/device/adb_wrapper.py
index 18977ce68757157fd539db4cf2b62214d5420d8d..36f8f484b00fbe2ec05c4c440ab13af10dde71f2 100644
--- a/build/android/pylib/device/adb_wrapper.py
+++ b/build/android/pylib/device/adb_wrapper.py
@@ -17,7 +17,6 @@
 from pylib import constants
 from pylib.device import decorators
 from pylib.device import device_errors
-from pylib.device import device_filter
 from pylib.utils import timeout_retry
 
 
@@ -159,23 +158,12 @@
     cls._RunAdbCmd(['start-server'], timeout=timeout, retries=retries,
                    cpu_affinity=0)
 
+  # TODO(craigdh): Determine the filter criteria that should be supported.
   @classmethod
-  def GetDevices(cls, filters=None, timeout=_DEFAULT_TIMEOUT,
-                 retries=_DEFAULT_RETRIES):
-    """DEPRECATED. Refer to Devices(...) below."""
-    # TODO(jbudorick): Remove this function once no more clients are using it.
-    return cls.Devices(filters=filters, timeout=timeout, retries=retries)
-
-  @classmethod
-  def Devices(cls, filters=None, timeout=_DEFAULT_TIMEOUT,
-              retries=_DEFAULT_RETRIES):
+  def GetDevices(cls, timeout=_DEFAULT_TIMEOUT, retries=_DEFAULT_RETRIES):
     """Get the list of active attached devices.
 
     Args:
-      filters: (optional) A list of binary functions that take an AdbWrapper
-          instance and a string description. Any device for which all provided
-          filter functions do not return True will not be included in the
-          returned list.
       timeout: (optional) Timeout per try in seconds.
       retries: (optional) Number of retries to attempt.
 
@@ -183,18 +171,9 @@
       AdbWrapper instances.
     """
     output = cls._RunAdbCmd(['devices'], timeout=timeout, retries=retries)
-    lines = (line.split() for line in output.splitlines())
-    devices = (AdbWrapper(line[0]) for line in lines if len(line) == 2)
-
-    def matches_all_filters(device):
-      for f in filters:
-        if not f(device):
-          logging.info('Device %s failed filter %s', device.GetDeviceSerial(),
-                       f.__name__)
-          return False
-      return True
-
-    return [d for d in devices if matches_all_filters(d)]
+    lines = [line.split() for line in output.splitlines()]
+    return [AdbWrapper(line[0]) for line in lines
+            if len(line) == 2 and line[1] == 'device']
 
   def GetDeviceSerial(self):
     """Gets the device serial number associated with this object.