[Android] Add gyp support for multidex.

net/net.gyp

 # Copyright 2013 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.
 
 {
   'variables': {
     'chromium_code': 1,
     # Defines an extra set of libs with an alternate copy of org.apache.http.
     # TODO(yfriedman): Remove this when crbug.com/488192 is fixed.
     'net_test_extra_libs': [],
@@ skipping 1530 matching lines @@
           },
           'includes': [ '../build/apk_test.gypi' ],
         },
         {
           'target_name': 'net_junit_tests',
           'type': 'none',
           'dependencies': [
             'net_java',
             '../base/base.gyp:base',
             '../base/base.gyp:base_java_test_support',
+            '../base/base.gyp:base_junit_test_support',
             '../testing/android/junit/junit_test.gyp:junit_test_support',
           ],
           'variables': {
             'main_class': 'org.chromium.testing.local.JunitTestMain',
             'src_paths': [
               'android/junit/',
             ],
           },
           'includes': [
             '../build/host_jar.gypi',
@@ skipping 29 matching lines @@
             '../build/isolate.gypi',
           ],
           'sources': [
             'net_unittests.isolate',
           ],
         },
       ],
     }],
   ],
 }