🎱 Add test runner scripts for instrumentation tests

webrtc/webrtc_examples.gyp

 # Copyright (c) 2012 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.
 {
   'includes': [
     '../talk/build/common.gypi',
@@ skipping 436 matching lines @@
         {
           'target_name': 'AppRTCDemoTest',
           'type': 'none',
           'dependencies': [
             'AppRTCDemo_apk',
            ],
           'variables': {
             'apk_name': 'AppRTCDemoTest',
             'java_in_dir': 'examples/androidtests',
             'is_test_apk': 1,
+            'test_type': 'instrumentation',
           },
-          'includes': [ '../build/java_apk.gypi' ],
+          'includes': [
+            '../build/java_apk.gypi',
+            '../build/android/test_runner.gypi',
+          ],
         },
       ],  # targets
     }],  # OS=="android"
   ],
 }