Add APK targets for content_unittests and net_unittests.

- Add a gyp template to simplify adding new targets.
  - Add support for multiple jars in the test APK.
    
BUG=125059


TEST=

Review URL: https://chromiumcodereview.appspot.com/10399126

git-svn-id: http://src.chromium.org/svn/trunk/src/build@139106 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

apk_test.gypi

@@ -0,0 +1,55 @@
+# 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',
+#   'type': 'none',
+#   'variables': {
+#     'test_suite_name': 'test_suite_name',  # string
+#     'input_shlib_path' : '/path/to/test_suite.so',  # string
+#     'input_jars_paths': ['/path/to/test_suite.jar', ... ],  # list
+#   },
+#   'includes': ['path/to/this/gypi/file'],
+# }
+#
+
+{
+  'target_conditions': [
+    ['_toolset == "target"', {
+      'conditions': [
+        ['OS == "android" and gtest_target_type == "shared_library"', {
+          'actions': [{
+            'action_name': 'apk_<(test_suite_name)',
+            'message': 'Building <(test_suite_name) test apk.',
+            'inputs': [
+              '<(DEPTH)/testing/android/AndroidManifest.xml',
+              '<(DEPTH)/testing/android/generate_native_test.py',
+              '<(input_shlib_path)',
+              '<@(input_jars_paths)',
+            ],
+            'outputs': [
+              '<(PRODUCT_DIR)/<(test_suite_name)_apk/<(test_suite_name)-debug.apk',
+            ],
+            '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)',
+              '--ant-compile'
+            ],
+          }],
+        }],  # 'OS == "android" and gtest_target_type == "shared_library"
+      ],  # conditions
+    }],
+  ],  # target_conditions
+}