Introduce WPTServe for running W3C Blink Layout tests

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

Index: Tools/Scripts/webkitpy/thirdparty/wpt/wpt/tools/wptserve/wptserve/constants.py
diff --git a/Tools/Scripts/webkitpy/thirdparty/wpt/wpt/tools/wptserve/wptserve/constants.py b/Tools/Scripts/webkitpy/thirdparty/wpt/wpt/tools/wptserve/wptserve/constants.py
new file mode 100644
index 0000000000000000000000000000000000000000..385e512c7d5d2a830212b3b6774757fbe65b18b7
--- /dev/null
+++ b/Tools/Scripts/webkitpy/thirdparty/wpt/wpt/tools/wptserve/wptserve/constants.py
@@ -0,0 +1,92 @@
+import utils
+
+content_types = utils.invert_dict({"text/html": ["htm", "html"],
+                                   "application/json": ["json"],
+                                   "application/xhtml+xml": ["xht", "xhtm", "xhtml"],
+                                   "application/xml": ["xml"],
+                                   "application/x-xpinstall": ["xpi"],
+                                   "text/javascript": ["js"],
+                                   "text/css": ["css"],
+                                   "text/plain": ["txt", "md"],
+                                   "image/svg+xml": ["svg"],
+                                   "image/gif": ["gif"],
+                                   "image/jpeg": ["jpg", "jpeg"],
+                                   "image/png": ["png"],
+                                   "image/bmp": ["bmp"],
+                                   "text/event-stream": ["event_stream"],
+                                   "text/cache-manifest": ["manifest"],
+                                   "video/mp4": ["mp4", "m4v"],
+                                   "audio/mp4": ["m4a"],
+                                   "audio/mpeg": ["mp3"],
+                                   "video/webm": ["webm"],
+                                   "audio/webm": ["weba"],
+                                   "video/ogg": ["ogg", "ogv"],
+                                   "audio/ogg": ["oga"],
+                                   "audio/x-wav": ["wav"],
+                                   "text/vtt": ["vtt"],})
+
+response_codes = {
+    100: ('Continue', 'Request received, please continue'),
+    101: ('Switching Protocols',
+          'Switching to new protocol; obey Upgrade header'),
+
+    200: ('OK', 'Request fulfilled, document follows'),
+    201: ('Created', 'Document created, URL follows'),
+    202: ('Accepted',
+          'Request accepted, processing continues off-line'),
+    203: ('Non-Authoritative Information', 'Request fulfilled from cache'),
+    204: ('No Content', 'Request fulfilled, nothing follows'),
+    205: ('Reset Content', 'Clear input form for further input.'),
+    206: ('Partial Content', 'Partial content follows.'),
+
+    300: ('Multiple Choices',
+          'Object has several resources -- see URI list'),
+    301: ('Moved Permanently', 'Object moved permanently -- see URI list'),
+    302: ('Found', 'Object moved temporarily -- see URI list'),
+    303: ('See Other', 'Object moved -- see Method and URL list'),
+    304: ('Not Modified',
+          'Document has not changed since given time'),
+    305: ('Use Proxy',
+          'You must use proxy specified in Location to access this '
+          'resource.'),
+    307: ('Temporary Redirect',
+          'Object moved temporarily -- see URI list'),
+
+    400: ('Bad Request',
+          'Bad request syntax or unsupported method'),
+    401: ('Unauthorized',
+          'No permission -- see authorization schemes'),
+    402: ('Payment Required',
+          'No payment -- see charging schemes'),
+    403: ('Forbidden',
+          'Request forbidden -- authorization will not help'),
+    404: ('Not Found', 'Nothing matches the given URI'),
+    405: ('Method Not Allowed',
+          'Specified method is invalid for this resource.'),
+    406: ('Not Acceptable', 'URI not available in preferred format.'),
+    407: ('Proxy Authentication Required', 'You must authenticate with '
+          'this proxy before proceeding.'),
+    408: ('Request Timeout', 'Request timed out; try again later.'),
+    409: ('Conflict', 'Request conflict.'),
+    410: ('Gone',
+          'URI no longer exists and has been permanently removed.'),
+    411: ('Length Required', 'Client must specify Content-Length.'),
+    412: ('Precondition Failed', 'Precondition in headers is false.'),
+    413: ('Request Entity Too Large', 'Entity is too large.'),
+    414: ('Request-URI Too Long', 'URI is too long.'),
+    415: ('Unsupported Media Type', 'Entity body in unsupported format.'),
+    416: ('Requested Range Not Satisfiable',
+          'Cannot satisfy request range.'),
+    417: ('Expectation Failed',
+          'Expect condition could not be satisfied.'),
+
+    500: ('Internal Server Error', 'Server got itself in trouble'),
+    501: ('Not Implemented',
+          'Server does not support this operation'),
+    502: ('Bad Gateway', 'Invalid responses from another server/proxy.'),
+    503: ('Service Unavailable',
+          'The server cannot process the request due to a high load'),
+    504: ('Gateway Timeout',
+          'The gateway server did not receive a timely response'),
+    505: ('HTTP Version Not Supported', 'Cannot fulfill request.'),
+    }