Remove language directory.

dart/language/grammar/PRESUBMIT.py

-# Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
-# for details. All rights reserved. Use of this source code is governed by a
-# BSD-style license that can be found in the LICENSE file.
-
-import os
-import subprocess
-
-LICENSE_RE = ("Copyright \(c\) 2011, the Dart project authors.  " +
-              "Please see the AUTHORS file")
-
-def AllTextFiles(x):
-  return x.IsTextFile()
-
-
-def NotXmlFiles(x):
-  name = x.LocalPath()
-  return not (name.endswith(".xml") or name.endswith(".xsl"))
-
-
-def CannedChecks(results, input_api, output_api):
-  can = input_api.canned_checks
-  results.extend(can.CheckChangeHasNoStrayWhitespace(input_api, output_api,
-                                                     AllTextFiles))
-  results.extend(can.CheckChangeHasNoCrAndHasOnlyOneEol(input_api, output_api,
-                                                        AllTextFiles))
-  results.extend(can.CheckChangeHasNoTabs(input_api, output_api, AllTextFiles))
-  results.extend(can.CheckLongLines(input_api, output_api, 80, NotXmlFiles))
-  results.extend(can.CheckLicense(input_api, output_api, LICENSE_RE,
-                                  AllTextFiles))
-
-
-def RunTests(results, input_api, output_api):
-  if os.system("make -q || make") != 0:
-    results.append(output_api.PresubmitError("Make failed"))
-    return
-
-  child = subprocess.Popen(["./doit.sh"], stdout=subprocess.PIPE,
-                           stderr=subprocess.STDOUT)
-  (stdout, stderr) = child.communicate()
-  if child.returncode != 0:
-    for line in stdout.split("\n"):
-      if line.find(": warning: ") == -1:
-        print line
-    results.append(output_api.PresubmitError("Grammar tests failed"))
-
-
-def CheckChange(input_api, output_api, committing):
-  results = []
-  RunTests(results, input_api, output_api)
-  CannedChecks(results, input_api, output_api)
-  return results
-
-
-def CheckChangeOnUpload(input_api, output_api):
-  return CheckChange(input_api, output_api, False)
-
-
-def CheckChangeOnCommit(input_api, output_api):
-  return CheckChange(input_api, output_api, True)