[Android] Generate scripts at build time to run android tests.

breakpad/breakpad.gyp

 # Copyright (c) 2012 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.
 
 {
   'includes': [
     'breakpad_sender.gypi',
     'breakpad_handler.gypi',
   ],
   'conditions': [
@@ skipping 680 matching lines @@
             ['OS=="android"', {
               'libraries': [
                 '-llog',
               ],
               'include_dirs': [
                 'src/common/android/include',
               ],
               'sources': [
                 'src/common/android/breakpad_getcontext_unittest.cc',
               ],
+              'variables': {
+                'test_type': 'gtest',
+                'test_suite_name': '<(_target_name)',
+                'isolate_file': 'breakpad_unittests.isolate',
+              },
+              'includes': [ '../build/android/test_runner.gypi' ],
             }],
           ],
         },
         {
           # GN version: //breakpad:linux_dumper_unittest_helper
           'target_name': 'linux_dumper_unittest_helper',
           'type': 'executable',
           'dependencies': [
             'breakpad_processor_support',
           ],
@@ skipping 263 matching lines @@
              'include_main_binary': 0,
           },
           'includes': [
             '../build/android/native_app_dependencies.gypi'
           ],
         }
       ],
     }],
   ],
 }