Add templates for building java and running the jni_generator.

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 99 matching lines @@
         'NACL_WIN64',
       ],
       # TODO(rvargas): Bug 78117. Remove this.
       'msvs_disabled_warnings': [
         4244,
       ],
     },
     {
       'target_name': 'base_jni_headers',
       'type': 'none',
-      'actions': [
-        {
-          'action_name': 'generate_jni_headers',
-          'inputs': [
-            'android/jni_generator/jni_generator.py',
-            'android/java/org/chromium/base/BuildInfo.java',
-            'android/java/org/chromium/base/PathUtils.java',
-            'android/java/org/chromium/base/SystemMessageHandler.java',
-          ],
-          'outputs': [
-            '<(SHARED_INTERMEDIATE_DIR)/base/jni/build_info_jni.h',
-            '<(SHARED_INTERMEDIATE_DIR)/base/jni/path_utils_jni.h',
-            '<(SHARED_INTERMEDIATE_DIR)/base/jni/system_message_handler_jni.h',
-          ],
-          'action': [
-            'python',
-            'android/jni_generator/jni_generator.py',
-            '-o',
-            '<@(_inputs)',
-            '<@(_outputs)',
-          ],
-        }
-      ],
+      'variables': {
+        'java_sources': [
+          'android/java/org/chromium/base/BuildInfo.java',
+          'android/java/org/chromium/base/PathUtils.java',
+          'android/java/org/chromium/base/SystemMessageHandler.java',
+        ],
+        'jni_headers': [
+          '<(SHARED_INTERMEDIATE_DIR)/base/jni/build_info_jni.h',
+          '<(SHARED_INTERMEDIATE_DIR)/base/jni/path_utils_jni.h',
+          '<(SHARED_INTERMEDIATE_DIR)/base/jni/system_message_handler_jni.h',
+        ],
+      },
+      'includes': [ '../build/jni_generator.gypi' ],
+    },
+    {
+      'target_name': 'base_java',
+      'type': 'none',
+      'variables': {
+        'package_name': 'base',
+        'java_in_dir': 'android/java',
+      },
+      'includes': [ '../build/java.gypi' ],
     },
     # Include this target for a main() function that simply instantiates
     # and runs a base::TestSuite.
     {
       'target_name': 'run_all_unittests',
       'type': 'static_library',
       'dependencies': [
         'test_support_base',
       ],
       'sources': [
@@ skipping 466 matching lines @@
              # treated as weak imports in dependents, who still must
              # #include closure_blocks_leopard_compat.h to get weak imports.
              'type': 'none',
            }],
          ],
        },
      ],
    }],
   ],
 }