Fix ninja build for android.

build/apk_test.gypi

 # 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.
 
 # This file is meant to be included into a target to provide a rule
 # to build APK based test suites.
 #
 # To use this, create a gyp target with the following form:
 # {
 #   'target_name': 'test_suite_name_apk',
@@ skipping 26 matching lines @@
             ],
             'action': [
               '<(DEPTH)/testing/android/generate_native_test.py',
               '--native_library',
               '<(input_shlib_path)',
               '--jars',
               '"<@(input_jars_paths)"',
               '--output',
               '<(PRODUCT_DIR)/<(test_suite_name)_apk',
               '--ant-args',
-              '-DPRODUCT_DIR=<(PRODUCT_DIR)',
+              '-DPRODUCT_DIR=<(ant_build_out)',
               '--ant-compile'
             ],
           }],
         }],  # 'OS == "android" and gtest_target_type == "shared_library"
       ],  # conditions
     }],
   ],  # target_conditions
 }