Add test jar generation logic for ant builds.

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 906 matching lines @@
             'third_party/xdg_mime/xdgmimeint.h',
             'third_party/xdg_mime/xdgmimemagic.c',
             'third_party/xdg_mime/xdgmimemagic.h',
             'third_party/xdg_mime/xdgmimeparent.c',
             'third_party/xdg_mime/xdgmimeparent.h',
           ],
         },
       ],
     }],
     ['OS == "android"', {
-      'targets': [
+      'targets': [ 
+        {
+          'target_name': 'build_output_directories',

[cjhopman, 2012/09/06 22:33:41]

Could you add a comment explaining why this is needed?

[shashi, 2012/09/07 00:41:33]

Done.

+          'type': 'none',
+          'actions': [
+            {
+              'action_name': 'create_output_dirs',
+              'variables' : {
+                'output_dirs' : [
+                  '<(PRODUCT_DIR)/apks',
+                  '<(PRODUCT_DIR)/lib.java',
+                  '<(PRODUCT_DIR)/test.lib.java',
+                 ]
+              },
+              'inputs' : [
+                '<(PRODUCT_DIR)'
+              ],
+              'outputs': [
+                '<@(output_dirs)'
+              ],
+              'action': [
+                'mkdir',
+                '-p',
+                '<@(output_dirs)',
+              ],
+            },
+          ],
+        },
         {
           'target_name': 'base_jni_headers',
           'type': 'none',
           'sources': [
             'android/java/src/org/chromium/base/BuildInfo.java',
             'android/java/src/org/chromium/base/LocaleUtils.java',
             'android/java/src/org/chromium/base/PathService.java',
             'android/java/src/org/chromium/base/PathUtils.java',
             'android/java/src/org/chromium/base/SystemMessageHandler.java',
           ],
@@ skipping 95 matching lines @@
                 '--result', '<@(_outputs)',
                 '--isolate', 'base_unittests.isolate',
               ],
             },
           ],
         },
       ],
     }],
   ],
 }