[Android] Add an out-of-app instrumentation driver APK.

content/content_tests.gypi

 # Copyright (c) 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': {
     'layouttest_support_content_sources': [
       'public/test/layouttest_support.h',
       'public/test/nested_message_pump_android.cc',
       'public/test/nested_message_pump_android.h',
@@ skipping 1999 matching lines @@
             'content.gyp:content_java',
             '../base/base.gyp:base_java',
             '../base/base.gyp:base_javatests',
             '../base/base.gyp:base_java_test_support',
             '../device/battery/battery.gyp:device_battery_javatests',
             '../media/media.gyp:media_java',
             '../media/media.gyp:media_test_support',
             '../net/net.gyp:net_java',
             '../net/net.gyp:net_javatests',
             '../net/net.gyp:net_java_test_support',
+            '../testing/android/on_device_instrumentation.gyp:passenger_java',
             '../third_party/mojo/mojo_public.gyp:mojo_public_test_interfaces',
           ],
           'variables': {
             'apk_name': 'ContentShellTest',
             'java_in_dir': 'shell/android/javatests',
             'resource_dir': 'shell/android/shell_apk/res',
             'additional_src_dirs': ['public/android/javatests/', ],
             'is_test_apk': 1,
           },
           'includes': [ '../build/java_apk.gypi' ],
@@ skipping 159 matching lines @@
                   'files': ['<(PRODUCT_DIR)/libnpapi_test_plugin.so'],
                 },
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }