Add a --unmanaged flag to gclient config to allow the main solution to be unmanaged by the scm.

tests/gclient_test.py

 #!/usr/bin/env python
 # Copyright (c) 2011 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.
 
 """Unit tests for gclient.py.
 
 See gclient_smoketest.py for integration tests.
 """
 
@@ skipping 181 matching lines @@
       while True:
         items.append(self.processed.get_nowait())
     except Queue.Empty:
       pass
     return items
 
   def testAutofix(self):
     # Invalid urls causes pain when specifying requirements. Make sure it's
     # auto-fixed.
     d = gclient.Dependency(
-        None, 'name', 'proto://host/path/@revision', None, None,
+        None, 'name', 'proto://host/path/@revision', None, None, None,
         None, '', True)
     self.assertEquals('proto://host/path@revision', d.url)
 
   def testStr(self):
     # Make sure __str__() works fine.
     # pylint: disable=W0212
     parser = gclient.Parser()
     options, _ = parser.parse_args([])
     obj = gclient.GClient('foo', options)
     obj.dependencies.append(
-        gclient.Dependency(obj, 'foo', 'url', None, None, None, 'DEPS', True))
+        gclient.Dependency(obj, 'foo', 'url', None, None, None, None, 'DEPS',
+                           True))
     obj.dependencies.append(
-        gclient.Dependency(obj, 'bar', 'url', None, None, None, 'DEPS', True))
+        gclient.Dependency(obj, 'bar', 'url', None, None, None, None, 'DEPS',
+                           True))
     obj.dependencies[0].dependencies.append(
         gclient.Dependency(
-          obj.dependencies[0], 'foo/dir1', 'url', None, None, None, 'DEPS',
-          True))
+          obj.dependencies[0], 'foo/dir1', 'url', None, None, None, None,
+          'DEPS', True))
     obj.dependencies[0].dependencies.append(
         gclient.Dependency(
           obj.dependencies[0], 'foo/dir2',
-          gclient.GClientKeywords.FromImpl('bar'), None, None, None, 'DEPS',
-          True))
+          gclient.GClientKeywords.FromImpl('bar'), None, None, None, None,
+          'DEPS', True))
     obj.dependencies[0].dependencies.append(
         gclient.Dependency(
           obj.dependencies[0], 'foo/dir3',
-          gclient.GClientKeywords.FileImpl('url'), None, None, None, 'DEPS',
-          True))
+          gclient.GClientKeywords.FileImpl('url'), None, None, None, None,
+          'DEPS', True))
     obj.dependencies[0]._file_list.append('foo')
     self.assertEquals(434, len(str(obj)), '%d\n%s' % (len(str(obj)), str(obj)))
 
 
 if __name__ == '__main__':
   logging.basicConfig(
       level=[logging.ERROR, logging.WARNING, logging.INFO, logging.DEBUG][
         min(sys.argv.count('-v'), 3)],
       format='%(asctime).19s %(levelname)s %(filename)s:'
               '%(lineno)s %(message)s')
   unittest.main()