[uiautomator] Add a gypi for building Android uiautomator test jars.

build/uiautomator_test.gypi

+# Copyright (c) 2013 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 uiautomator dexed tests jar.
+#
+# To use this, create a gyp target with the following form:
+# {
+#   'target_name': 'test_suite_name',
+#   'type': 'none',
+#   'includes': ['path/to/this/gypi/file'],
+# }
+#
+
+{
+  'dependencies': [
+    '<(DEPTH)/tools/android/android_tools.gyp:android_tools',
+  ],
+  'variables': {
+    'output_dex_path': '<(PRODUCT_DIR)/lib.java/<(_target_name).dex.jar',
+  },
+  'actions': [
+    {
+      'action_name': 'dex_<(_target_name)',
+      'message': 'Dexing <(_target_name) jar',
+      'inputs': [
+        '<(DEPTH)/build/android/pylib/build_utils.py',
+        '<(DEPTH)/build/android/dex.py',
+        '>@(library_dexed_jars_paths)',
+      ],
+      'outputs': [
+        '<(output_dex_path)',
+      ],
+      'action': [
+        'python', '<(DEPTH)/build/android/dex.py',
+        '--dex-path=<(output_dex_path)',
+        '--android-sdk-root=<(android_sdk_root)',
+
+        # TODO(newt): remove this once http://crbug.com/177552 is fixed in ninja.
+        '--ignore=>!(echo >(_inputs) | md5sum)',

[cjhopman, 2013/04/01 20:35:40]

Change:
to:
\'>(_inputs)\'

otherwise it might break the webview build (probably due to a bug in that gyp
generator)

[frankf, 2013/04/01 20:49:27]

Done.

+
+        '>@(library_dexed_jars_paths)',
+      ],
+    },
+  ],
+}