Add a snapshot of flutter/engine/src/build to our sdk

build/android/avd.py

Index: build/android/avd.py
diff --git a/build/android/avd.py b/build/android/avd.py
new file mode 100755
index 0000000000000000000000000000000000000000..c45544f8bc78ec2a29287723c26e4453ecffad32
--- /dev/null
+++ b/build/android/avd.py
@@ -0,0 +1,96 @@
+#!/usr/bin/env python
+# 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.
+
+"""Launches Android Virtual Devices with a set configuration for testing Chrome.
+
+The script will launch a specified number of Android Virtual Devices (AVD's).
+"""
+
+
+import install_emulator_deps
+import logging
+import optparse
+import os
+import re
+import sys
+
+from pylib import cmd_helper
+from pylib import constants
+from pylib.utils import emulator
+
+
+def main(argv):
+  # ANDROID_SDK_ROOT needs to be set to the location of the SDK used to launch
+  # the emulator to find the system images upon launch.
+  emulator_sdk = os.path.join(constants.EMULATOR_SDK_ROOT, 'sdk')
+  os.environ['ANDROID_SDK_ROOT'] = emulator_sdk
+
+  opt_parser = optparse.OptionParser(description='AVD script.')
+  opt_parser.add_option('--name', help='Optinaly, name of existing AVD to '
+                        'launch. If not specified, new AVD\'s will be created')
+  opt_parser.add_option('-n', '--num', dest='emulator_count',
+                        help='Number of emulators to launch (default is 1).',
+                        type='int', default='1')
+  opt_parser.add_option('--abi', default='x86',
+                        help='Platform of emulators to launch (x86 default).')
+  opt_parser.add_option('--api-level', dest='api_level',
+                        help='API level for the image, e.g. 19 for Android 4.4',
+                        type='int', default=constants.ANDROID_SDK_VERSION)
+
+  options, _ = opt_parser.parse_args(argv[1:])
+
+  logging.basicConfig(level=logging.INFO,
+                      format='# %(asctime)-15s: %(message)s')
+  logging.root.setLevel(logging.INFO)
+
+  # Check if KVM is enabled for x86 AVD's and check for x86 system images.
+  # TODO(andrewhayden) Since we can fix all of these with install_emulator_deps
+  # why don't we just run it?
+  if options.abi == 'x86':
+    if not install_emulator_deps.CheckKVM():
+      logging.critical('ERROR: KVM must be enabled in BIOS, and installed. '
+                       'Enable KVM in BIOS and run install_emulator_deps.py')
+      return 1
+    elif not install_emulator_deps.CheckX86Image(options.api_level):
+      logging.critical('ERROR: System image for x86 AVD not installed. Run '
+                       'install_emulator_deps.py')
+      return 1
+
+  if not install_emulator_deps.CheckSDK():
+    logging.critical('ERROR: Emulator SDK not installed. Run '
+                     'install_emulator_deps.py.')
+    return 1
+
+  # If AVD is specified, check that the SDK has the required target. If not,
+  # check that the SDK has the desired target for the temporary AVD's.
+  api_level = options.api_level
+  if options.name:
+    android = os.path.join(constants.EMULATOR_SDK_ROOT, 'sdk', 'tools',
+                           'android')
+    avds_output = cmd_helper.GetCmdOutput([android, 'list', 'avd'])
+    names = re.findall(r'Name: (\w+)', avds_output)
+    api_levels = re.findall(r'API level (\d+)', avds_output)
+    try:
+      avd_index = names.index(options.name)
+    except ValueError:
+      logging.critical('ERROR: Specified AVD %s does not exist.' % options.name)
+      return 1
+    api_level = int(api_levels[avd_index])
+
+  if not install_emulator_deps.CheckSDKPlatform(api_level):
+    logging.critical('ERROR: Emulator SDK missing required target for API %d. '
+                     'Run install_emulator_deps.py.')
+    return 1
+
+  if options.name:
+    emulator.LaunchEmulator(options.name, options.abi)
+  else:
+    emulator.LaunchTempEmulators(options.emulator_count, options.abi,
+                                 options.api_level, True)
+
+
+
+if __name__ == '__main__':
+  sys.exit(main(sys.argv))