[Android] Deprecate old test scripts.

build/android/run_browser_tests.py

Index: build/android/run_browser_tests.py
diff --git a/build/android/run_browser_tests.py b/build/android/run_browser_tests.py
index 6f6003dcbc6da1f30219f43949439832286b8074..c536a2991efd979e9240b73ccb3d330da2c94dcf 100755
--- a/build/android/run_browser_tests.py
+++ b/build/android/run_browser_tests.py
@@ -14,11 +14,10 @@ from pylib import cmd_helper
 
 
 if __name__ == '__main__':
-  args = ['python',
-          os.path.join(os.path.dirname(__file__), 'test_runner.py'),
+  args = [os.path.join(os.path.dirname(__file__), 'test_runner.py'),
           'gtest', '-s', 'content_browsertests'] + sys.argv[1:]
   logging.warning('*' * 80)
   logging.warning('This script is deprecated and will be removed soon.')
   logging.warning('Use the following instead: %s', ' '.join(args))
   logging.warning('*' * 80)
-  sys.exit(cmd_helper.RunCmd(args))
+  sys.exit(1)