[Android] Minor fixes for device_status_check.

build/android/buildbot/bb_device_status_check.py

Index: build/android/buildbot/bb_device_status_check.py
diff --git a/build/android/buildbot/bb_device_status_check.py b/build/android/buildbot/bb_device_status_check.py
index 7cd6cd044f26343b95b280af6e56a0a6fcca2561..3a54921a5a24536b1f80a17785fc35fdd4f460b4 100755
--- a/build/android/buildbot/bb_device_status_check.py
+++ b/build/android/buildbot/bb_device_status_check.py
@@ -243,7 +243,7 @@ def RecoverDevices(devices, blacklist):
   for serial in should_restart_usb:
     try:
       reset_usb.reset_android_usb(serial)
-    except device_errors.DeviceUnreachableError:
+    except (IOError, device_errors.DeviceUnreachableError):
       logging.exception('Unable to reset USB for %s.', serial)
       if blacklist:
         blacklist.Extend([serial])
@@ -348,7 +348,7 @@ def main():
         try:
           if status['adb_status'] == 'device':
             f.write('{serial} {adb_status} {build_product} {build_id} '
-                    '{temperature:.1f}C {level}%'.format(
+                    '{temperature:.1f}C {level}%\n'.format(
                 serial=status['serial'],
                 adb_status=status['adb_status'],
                 build_product=status['type'],