Revert "Polymer elements added to third_party/polymer."

third_party/polymer/PRESUBMIT.py

-# Copyright 2014 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.
-
-"""Chromium presubmit script for third_party/polymer.
-
-See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
-for more details on the presubmit API built into gcl.
-"""
-
-import os
-import json
-
-def _CheckBowerDependencies(input_api, output_api):
-  os_path = input_api.os_path
-  cwd = input_api.PresubmitLocalPath()
-  components_dir = os_path.join(cwd, 'components')
-  bower_json_path = os_path.join(cwd, 'bower.json')
-
-  for f in input_api.AffectedFiles(include_dirs=True):
-    p = f.AbsoluteLocalPath()
-    if p == bower_json_path or p.startswith(components_dir):
-      break
-  else:
-      return []
-
-  bower_dependencies = \
-      set(json.load(open(bower_json_path))['dependencies'].keys())
-  installed_components = set(p for p in os.listdir(components_dir))
-  if bower_dependencies == installed_components:
-    return []
-
-  problems = []
-
-  if installed_components - bower_dependencies:
-    problems.append(output_api.PresubmitError(
-        'Found components that are not listed in bower.json.',
-        items = list(installed_components - bower_dependencies)))
-
-  if bower_dependencies - installed_components:
-    problems.append(output_api.PresubmitError(
-        'Some of the Bower dependencies are not installed.',
-        items = list(bower_dependencies - installed_components)))
-
-  return problems
-
-def CheckChangeOnUpload(input_api, output_api):
-  return _CheckBowerDependencies(input_api, output_api)
-
-
-def CheckChangeOnCommit(input_api, output_api):
-  return _CheckBowerDependencies(input_api, output_api)