Set up Android build config.

tools/bots/android.py

Index: tools/bots/android.py
===================================================================
--- tools/bots/android.py	(revision 0)
+++ tools/bots/android.py	(working copy)
@@ -0,0 +1,55 @@
+#!/usr/bin/python
+
+# 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.
+
+"""
+Android buildbot steps.
+"""
+
+import re
+import sys
+
+import bot
+
+ANDROID_BUILDER = r'vm-android-(linux|mac|win)'
+
+def AndroidConfig(name, is_buildbot):
+  """Returns info for the current buildbot based on the name of the builder.
+
+  Currently, this is just:
+  - mode: always "release" (for now)
+  - system: "linux", "mac", or "win"
+  """
+  android_pattern = re.match(ANDROID_BUILDER, name)
+  if not android_pattern:
+    return None
+
+  system = android_pattern.group(1)
+  if system == 'win': system = 'windows'
+
+  return bot.BuildInfo('none', 'vm', 'release', system, checked=True)
+
+
+def AndroidSteps(build_info):
+  # TODO(efortuna): Here's where we'll run tests.
+  #bot.RunTest('android', build_info, ['android'])
+  pass
+
+def BuildAndroid(build_info):
+  """
+  Builds the android target.
+
+  - build_info: the buildInfo object, containing information about what sort of
+      build and test to be run.
+  """
+  with bot.BuildStep('Build Android'):
+    targets = ['dart']

[Emily Fortuna, 2012/10/25 18:19:39]

at graham's request -- pulling out the target(s) separately from the rest of the
command.

+    args = [sys.executable, './tools/build.py', '--mode=' + build_info.mode,
+        '--os=android ' + ' '.join(targets)]
+    print 'Building Android: %s' % (' '.join(args))
+    bot.RunProcess(args)
+
+if __name__ == '__main__':
+  bot.RunBot(AndroidConfig, AndroidSteps, build_step=BuildAndroid)