1 files changed, 93 insertions, 0 deletions
diff --git a/deps/v8/build/android/adb_command_line.py b/deps/v8/build/android/adb_command_line.py
new file mode 100755
index 0000000000..2f3a615a35
--- /dev/null
+++ b/deps/v8/build/android/adb_command_line.py
@@ -0,0 +1,93 @@
+#!/usr/bin/env python
+# Copyright 2015 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.
+
+"""Utility for reading / writing command-line flag files on device(s)."""
+
+import argparse
+import logging
+import sys
+
+import devil_chromium  # pylint: disable=import-error, unused-import
+
+from devil.android import device_errors
+from devil.android import device_utils
+from devil.android import flag_changer
+from devil.android.tools import script_common
+from devil.utils import cmd_helper
+from devil.utils import logging_common
+
+
+def main():
+  parser = argparse.ArgumentParser(description=__doc__)
+  parser.usage = '''%(prog)s --name FILENAME [--device SERIAL] [flags...]
+
+No flags: Prints existing command-line file.
+Empty string: Deletes command-line file.
+Otherwise: Writes command-line file.
+
+'''
+  parser.add_argument('--name', required=True,
+                      help='Name of file where to store flags on the device.')
+  parser.add_argument('-e', '--executable', dest='executable', default='chrome',
+                      help='(deprecated) No longer used.')
+  script_common.AddEnvironmentArguments(parser)
+  script_common.AddDeviceArguments(parser)
+  logging_common.AddLoggingArguments(parser)
+
+  args, remote_args = parser.parse_known_args()
+  script_common.InitializeEnvironment(args)
+  logging_common.InitializeLogging(args)
+
+  devices = device_utils.DeviceUtils.HealthyDevices(device_arg=args.devices,
+                                                    default_retries=0)
+  all_devices = device_utils.DeviceUtils.parallel(devices)
+
+  if not remote_args:
+    # No args == do not update, just print flags.
+    remote_args = None
+    action = ''
+  elif len(remote_args) == 1 and not remote_args[0]:
+    # Single empty string arg == delete flags
+    remote_args = []
+    action = 'Deleted command line file. '
+  else:
+    action = 'Wrote command line file. '
+
+  is_webview = args.name == 'webview-command-line'
+
+  def update_flags(device):
+    if device.IsUserBuild() and is_webview:
+      raise device_errors.CommandFailedError(
+          'WebView only respects flags on a userdebug or eng device, yours '
+          'is a user build.', device)
+    elif device.IsUserBuild():
+      logging.warning(
+          'Your device (%s) is a user build; Chrome may or may not pick up '
+          'your commandline flags. Check your '
+          '"command_line_on_non_rooted_enabled" preference, or switch '
+          'devices.', device)
+    changer = flag_changer.FlagChanger(device, args.name)
+    if remote_args is not None:
+      flags = changer.ReplaceFlags(remote_args)
+    else:
+      flags = changer.GetCurrentFlags()
+    return (device, device.build_description, flags)
+
+  updated_values = all_devices.pMap(update_flags).pGet(None)
+
+  print '%sCurrent flags (in %s):' % (action, args.name)
+  for d, desc, flags in updated_values:
+    if flags:
+      # Shell-quote flags for easy copy/paste as new args on the terminal.
+      quoted_flags = ' '.join(cmd_helper.SingleQuote(f) for f in sorted(flags))
+    else:
+      quoted_flags = '( empty )'
+    print '  %s (%s): %s' % (d, desc, quoted_flags)
+
+  return 0
+
+
+if __name__ == '__main__':
+  sys.exit(main())