Move browser_test_runner.LoadAllTestsInModule to serially_executed_browser_test_case

telemetry/examples/browser_tests/simple_numeric_test.py

Index: telemetry/examples/browser_tests/simple_numeric_test.py
diff --git a/telemetry/examples/browser_tests/simple_numeric_test.py b/telemetry/examples/browser_tests/simple_numeric_test.py
index d994cb52183004e9ccdeb06bab44e9a62025ee3b..e301a1b1fce44dc9c00bde6a1751dcbe087bc081 100644
--- a/telemetry/examples/browser_tests/simple_numeric_test.py
+++ b/telemetry/examples/browser_tests/simple_numeric_test.py
@@ -3,6 +3,7 @@
 # found in the LICENSE file.
 
 import string
+import sys
 import time
 
 from telemetry.testing import serially_executed_browser_test_case
@@ -73,3 +74,9 @@ class SimpleTest(
 
   def TestException(self):
     raise Exception('Expected exception')
+
+
+def load_tests(loader, tests, pattern):
+  del loader, tests, pattern  # Unused.
+  return serially_executed_browser_test_case.LoadAllTestsInModule(
+      sys.modules[__name__])