Uses gyp "rules" rather than "actions" templates for the JNI generator.

testing/android/native_test.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.
 
 {
   'conditions': [
     ['OS=="android"', {
       'targets': [
         {
           'target_name': 'native_test_apk',
@@ skipping 41 matching lines @@
           'sources': [
             'native_test_launcher.cc',
           ],
           'direct_dependent_settings': {
             'ldflags!': [
               # JNI_OnLoad is implemented in a .a and we need to
               # re-export in the .so.
               '-Wl,--exclude-libs=ALL',
             ],
           },
-          'dependencies': [ 
+          'dependencies': [
             '../../base/base.gyp:base',
             '../../base/base.gyp:test_support_base',
             '../gtest.gyp:gtest',
             'native_test_jni_headers',
           ],
         },
         {
           'target_name': 'native_test_jni_headers',
           'type': 'none',
-          'actions': [
-            {
-              'action_name': 'generate_jni_headers',
-              'inputs': [
-                '../../base/android/jni_generator/jni_generator.py',
-                'java/src/org/chromium/native_test/ChromeNativeTestActivity.java'
-              ],
-              'outputs': [
-                '<(SHARED_INTERMEDIATE_DIR)/testing/android/jni/'
-                'chrome_native_test_activity_jni.h',
-              ],
-              'action': [
-                'python',
-                '../../base/android/jni_generator/jni_generator.py',
-                '-o',
-                '<@(_inputs)',
-                '<@(_outputs)',
-              ],
-            }
+          'sources': [
+            'java/src/org/chromium/native_test/ChromeNativeTestActivity.java'
           ],
+          'variables': {
+            'jni_gen_dir': 'testing',
+          },
+          'includes': [ '../../build/jni_generator.gypi' ],
           # So generated jni headers can be found by targets that
           # depend on this.
           'direct_dependent_settings': {
             'include_dirs': [
               '<(SHARED_INTERMEDIATE_DIR)',
             ],
           },
         },
       ],
     }]
   ],
 }