Revert of Generate compiled_resources2.gyp for Polymer based on <link rel=import>s

tools/polymer/generate_compiled_resources_gyp.py

-#!/usr/bin/env python
-# Copyright 2016 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.
-
-from bs4 import BeautifulSoup
-from datetime import date
-import os.path as path
-import sys
-
-
-_SRC = path.join(path.dirname(path.abspath(__file__)), "..", "..")
-_COMPILE_JS = path.join(
-    _SRC, "third_party", "closure_compiler", "compile_js2.gypi")
-_POLYMERS = ["polymer%s.html" % p for p in "", "-mini", "-micro"]
-_COMPILED_RESOURCES_TEMPLATE = """
-# Copyright %d 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.
-#
-# NOTE: Created with %s, please do not edit.
-{
-  'targets': [
-    %s
-  ],
-}
-""".strip()
-
-
-def main(created_by, html_files):
-  targets = ""
-
-  for html_file in html_files:
-    html_base = path.basename(html_file)
-    if html_base in _POLYMERS:
-      continue
-
-    parsed = BeautifulSoup(open(html_file), "html.parser")
-    imports = set(i.get("href") for i in parsed.find_all("link", rel="import"))
-
-    html_dir = path.dirname(html_file)
-    dependencies = []
-
-    for html_import in sorted(imports):
-      import_dir, import_base = path.split(html_import.encode("ascii"))
-      if import_base in _POLYMERS:
-        continue
-
-      target = import_base[:-5] + "-extracted"
-      if not path.isfile(path.join(html_dir, import_dir, target + ".js")):
-        continue
-
-      if import_dir:
-        target = "compiled_resources2.gyp:" + target
-
-      dependencies.append(path.join(import_dir, target))
-
-    path_to_compile_js = path.relpath(_COMPILE_JS, html_dir)
-
-    targets += "\n    {"
-    targets += "\n      'target_name': '%s-extracted'," % html_base[:-5]
-    if dependencies:
-      targets += "\n      'dependencies': ["
-      targets += "\n        '%s'," % "',\n        '".join(dependencies)
-      targets += "\n      ],"
-    targets += "\n      'includes': ['%s']," % path_to_compile_js
-    targets += "\n    },"
-
-  targets = targets.strip()
-
-  if targets:
-    current_year = date.today().year
-    print _COMPILED_RESOURCES_TEMPLATE % (current_year, created_by, targets)
-
-
-if __name__ == "__main__":
-  main(path.basename(sys.argv[0]), sys.argv[1:])