Introduce WPTServe for running W3C Blink Layout tests

Tools/Scripts/webkitpy/thirdparty/wpt/wpt/tools/wptserve/wptserve/wptserve.py

Index: Tools/Scripts/webkitpy/thirdparty/wpt/wpt/tools/wptserve/wptserve/wptserve.py
diff --git a/Tools/Scripts/webkitpy/thirdparty/wpt/wpt/tools/wptserve/wptserve/wptserve.py b/Tools/Scripts/webkitpy/thirdparty/wpt/wpt/tools/wptserve/wptserve/wptserve.py
new file mode 100755
index 0000000000000000000000000000000000000000..816c8a5a6aaec2ae985c3fb3ceebd1259a5a4f23
--- /dev/null
+++ b/Tools/Scripts/webkitpy/thirdparty/wpt/wpt/tools/wptserve/wptserve/wptserve.py
@@ -0,0 +1,33 @@
+#!/usr/bin/env python
+import argparse
+import os
+
+import server
+
+def abs_path(path):
+    return os.path.abspath(path)
+
+
+def parse_args():
+    parser = argparse.ArgumentParser(description="HTTP server designed for extreme flexibility "
+                                     "required in testing situations.")
+    parser.add_argument("document_root", action="store", type=abs_path,
+                        help="Root directory to serve files from")
+    parser.add_argument("--port", "-p", dest="port", action="store",
+                        type=int, default=8000,
+                        help="Port number to run server on")
+    parser.add_argument("--host", "-H", dest="host", action="store",
+                        type=str, default="127.0.0.1",
+                        help="Host to run server on")
+    return parser.parse_args()
+
+
+def main():
+    args = parse_args()
+    httpd = server.WebTestHttpd(host=args.host, port=args.port,
+                                use_ssl=False, certificate=None,
+                                doc_root=args.document_root)
+    httpd.start()
+
+if __name__ == "__main__":
+    main()