Put generated non-test Java runner scripts into bin/

base/base.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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'includes': [
     '../build/win_precompile.gypi',
@@ skipping 1533 matching lines @@
             'base_junit_test_support',
             '../testing/android/junit/junit_test.gyp:junit_test_support',
           ],
           'variables': {
             'main_class': 'org.chromium.testing.local.JunitTestMain',
             'src_paths': [
               '../base/android/junit/',
               '../base/test/android/junit/src/org/chromium/base/test/util/DisableIfTest.java',
             ],
             'test_type': 'junit',
+            'wrapper_script_name': 'helper/<(_target_name)',
           },
           'includes': [
             '../build/android/test_runner.gypi',
             '../build/host_jar.gypi',
           ],
         },
         {
           # GN: //base:base_javatests
           'target_name': 'base_javatests',
           'type': 'none',
@@ skipping 117 matching lines @@
             '../build/isolate.gypi',
           ],
           'sources': [
             'base_unittests.isolate',
           ],
         },
       ],
     }],
   ],
 }