Updates the test runner script exit codes

build/android/pylib/base/base_test_result.py

Index: build/android/pylib/base/base_test_result.py
diff --git a/build/android/pylib/base/base_test_result.py b/build/android/pylib/base/base_test_result.py
index ba438e1788f146aecdfbc1f8e231a2788db2be71..ebf9e71ef01b063d033ac1d693e8cf92ffe4465d 100644
--- a/build/android/pylib/base/base_test_result.py
+++ b/build/android/pylib/base/base_test_result.py
@@ -4,7 +4,6 @@
 
 """Module containing base test results classes."""
 
-
 class ResultType(object):
   """Class enumerating test types."""
   PASS = 'PASS'
@@ -22,6 +21,7 @@ class ResultType(object):
 
 class BaseTestResult(object):
   """Base class for a single test result."""
+
   def __init__(self, name, test_type, log=''):
     """Construct a BaseTestResult.
 
@@ -64,6 +64,7 @@ class BaseTestResult(object):
 
 class TestRunResults(object):
   """Set of results for a test run."""
+
   def __init__(self):
     self._results = set()