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

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 82f8204acfd83b154945e98e8c109552c4e62fca..20787c19dc7b665d3140f3af4867da8d0d39f9b5 100644
--- a/build/android/pylib/device/adb_wrapper.py
+++ b/build/android/pylib/device/adb_wrapper.py
@@ -542,24 +542,6 @@
       raise device_errors.AdbCommandFailedError(
           ['root'], output, device_serial=self._device_serial)
 
-  def Emu(self, cmd, timeout=_DEFAULT_TIMEOUT,
-               retries=_DEFAULT_RETRIES):
-    """Runs an emulator console command.
-
-    See http://developer.android.com/tools/devices/emulator.html#console
-
-    Args:
-      cmd: The command to run on the emulator console.
-      timeout: (optional) Timeout per try in seconds.
-      retries: (optional) Number of retries to attempt.
-
-    Returns:
-      The output of the emulator console command.
-    """
-    if isinstance(cmd, basestring):
-      cmd = [cmd]
-    return self._RunDeviceAdbCmd(['emu'] + cmd, timeout, retries)
-
   @property
   def is_emulator(self):
     return _EMULATOR_RE.match(self._device_serial)