Espresso test case to control loopback call

setup_links.py

 #!/usr/bin/env python
 # Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
 #
 # Use of this source code is governed by a BSD-style license
 # that can be found in the LICENSE file in the root of the source
 # tree. An additional intellectual property rights grant can be found
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
 
 """Setup links to a Chromium checkout for WebRTC.
@@ skipping 94 matching lines @@
     'third_party/junit',
     'third_party/libxml',
     'third_party/mockito',
     'third_party/modp_b64',
     'third_party/objenesis',
     'third_party/ow2_asm',
     'third_party/requests',
     'third_party/robolectric',
     'third_party/sqlite4java',
     'third_party/tcmalloc',
+    'third_party/ub-uiautomator',
     'tools/android',
     'tools/telemetry',
   ]
 else:
   DIRECTORIES += [
     'base/third_party/libevent',
   ]
 
 if 'ios' in target_os:
   DIRECTORIES.append('third_party/class-dump')
@@ skipping 394 matching lines @@
   except LinkError as e:
     print >> sys.stderr, e.message
     return 3
   finally:
     links_database.close()
   return 0
 
 
 if __name__ == '__main__':
   sys.exit(main())