[Android] Add ChromiumNetTestSupport.apk for the java EmbeddedTestServer.

build/android/pylib/remote/device/remote_device_instrumentation_test_run.py

 # Copyright 2015 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Run specific test on specific environment."""
 
 import logging
 import os
 import tempfile
 
@@ skipping 22 matching lines @@
       for t in tests:
         test_name = '%s#%s' % (t['class'], t['method'])
         logging.debug('  %s', test_name)
         test_list_file.write('%s\n' % test_name)
       test_list_file.flush()
       self._test_instance._data_deps.append(
           (os.path.abspath(test_list_file.name), None))
 
       env_vars = self._test_instance.GetDriverEnvironmentVars(
           test_list_file_path=test_list_file.name)
-      env_vars.update(self._test_instance.GetHttpServerEnvironmentVars())
 
       logging.debug('extras:')
       for k, v in env_vars.iteritems():
         logging.debug('  %s: %s', k, v)
 
       self._AmInstrumentTestSetup(
           self._test_instance.apk_under_test,
           self._test_instance.driver_apk,
           self._test_instance.driver_name,
           environment_variables=env_vars,
@@ skipping 12 matching lines @@
 
     if isinstance(result, base_test_result.BaseTestResult):
       r.AddResult(result)
     elif isinstance(result, list):
       r.AddResults(result)
     else:
       raise Exception('Unexpected result type: %s' % type(result).__name__)
 
     self._DetectPlatformErrors(r)
     return r