Add a workaround for broken adb get-state call.

build/android/pylib/android_commands.py

 # Copyright (c) 2012 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 an interface to communicate with the device via the adb command.
 
 Assumes adb binary is currently on system path.
 """
 # pylint: disable-all
 
@@ skipping 337 matching lines @@
   def GetDevice(self):
     """Returns the device serial."""
     return self._device
 
   def IsOnline(self):
     """Checks whether the device is online.
 
     Returns:
       True if device is in 'device' mode, False otherwise.
     """
-    out = self._adb.SendCommand('get-state')
-    return out.strip() == 'device'
+    # TODO(aurimas): revert to using adb get-state when android L adb is fixed.
+    #out = self._adb.SendCommand('get-state')
+    #return out.strip() == 'device'
+
+    out = self._adb.SendCommand('devices')
+    for line in out.split('\n'):
+      if self._device in line and 'device' in line:
+        return True
+    return False
 
   def IsRootEnabled(self):
     """Checks if root is enabled on the device."""
     root_test_output = self.RunShellCommand('ls /root') or ['']
     return not 'Permission denied' in root_test_output[0]
 
   def EnableAdbRoot(self):
     """Enables adb root on the device.
 
     Returns:
@@ skipping 1599 matching lines @@
   """
   def __init__(self, output):
     self._output = output
 
   def write(self, data):
     data = data.replace('\r\r\n', '\n')
     self._output.write(data)
 
   def flush(self):
     self._output.flush()