update-w3c-deps import using blink b712b6ce0eb599d90d890aa609f596c7852fb824

LayoutTests/imported/web-platform-tests/subresource-integrity/tools/generate_javascript.py

-from os import path, listdir
-from hashlib import sha512, sha256, md5
-from base64 import b64encode
-import re
-
-JS_DIR = path.normpath(path.join(__file__, "..", ".."))
-
-'''
-Yield each file in the javascript directory
-'''
-def js_files():
-  for f in listdir(JS_DIR):
-    if path.isfile(f) and f.endswith(".js"):
-      yield f
-
-'''
-URL-safe base64 encode a binary digest and strip any padding.
-'''
-def format_digest(digest):
-  return b64encode(digest)
-
-'''
-Generate an encoded sha512 URI.
-'''
-def sha512_uri(content):
-  return "sha512-%s" % format_digest(sha512(content).digest())
-
-'''
-Generate an encoded sha256 URI.
-'''
-def sha256_uri(content):
-  return "sha256-%s" % format_digest(sha256(content).digest())
-
-'''
-Generate an encoded md5 digest URI.
-'''
-def md5_uri(content):
-  return "md5-%s" % format_digest(md5(content).digest())
-
-def main():
-  for file in js_files():
-    print "Generating content for %s" % file
-    base = path.splitext(path.basename(file))[0]
-    var_name = re.sub(r"[^a-z0-9]", "_", base)
-    content = "%s=true;" % var_name
-    with open(file, "w") as f: f.write(content)
-    print "\tSHA512 integrity: %s" % sha512_uri(content)
-    print "\tSHA256 integrity: %s" % sha256_uri(content)
-    print "\tMD5 integrity:    %s" % md5_uri(content)
-
-if __name__ == "__main__":
-  main()