Remove completeURL() call from WebSocket construction code

LayoutTests/virtual/stable/http/tests/websocket/url-parsing-expected.txt

Index: LayoutTests/virtual/stable/http/tests/websocket/url-parsing-expected.txt
diff --git a/LayoutTests/virtual/stable/http/tests/websocket/url-parsing-expected.txt b/LayoutTests/virtual/stable/http/tests/websocket/url-parsing-expected.txt
index a90af82354a65407e03a28cb7105d8cbe3efdcdd..4ce558d3e442d9d5606621cac539daff78e2e469 100644
--- a/LayoutTests/virtual/stable/http/tests/websocket/url-parsing-expected.txt
+++ b/LayoutTests/virtual/stable/http/tests/websocket/url-parsing-expected.txt
@@ -3,9 +3,9 @@ Test WebSocket URL parsing.
 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
 
 PASS new WebSocket() threw exception TypeError: Failed to construct 'WebSocket': 1 argument required, but only 0 present..
-PASS new WebSocket(null) threw exception SyntaxError: Failed to construct 'WebSocket': The URL's scheme must be either 'ws' or 'wss'. 'http' is not allowed..
-PASS new WebSocket("ws://javascript:a") threw exception SyntaxError: Failed to construct 'WebSocket': The URL 'ws://javascript:a/' is invalid..
-PASS new WebSocket("/applet") threw exception SyntaxError: Failed to construct 'WebSocket': The URL's scheme must be either 'ws' or 'wss'. 'http' is not allowed..
+PASS new WebSocket(null) threw exception SyntaxError: Failed to construct 'WebSocket': The URL 'null' is invalid..
+PASS new WebSocket("ws://javascript:a") threw exception SyntaxError: Failed to construct 'WebSocket': The URL 'ws://javascript:a' is invalid..
+PASS new WebSocket("/applet") threw exception SyntaxError: Failed to construct 'WebSocket': The URL '/applet' is invalid..
 PASS new WebSocket("javascript:a") threw exception SyntaxError: Failed to construct 'WebSocket': The URL's scheme must be either 'ws' or 'wss'. 'javascript' is not allowed..
 PASS new WebSocket("ws://127.0.0.1:25/") threw exception SecurityError: Failed to construct 'WebSocket': The port 25 is not allowed..
 PASS (new WebSocket("ws://127.0.0.1:8880/a/../simple")).URL is "ws://127.0.0.1:8880/simple"
@@ -13,6 +13,7 @@ PASS (new WebSocket("ws://127.0.0.1:8880/simple?")).URL is "ws://127.0.0.1:8880/
 PASS (new WebSocket("ws://127.0.0.1:8880/simple?k=v")).URL is "ws://127.0.0.1:8880/simple?k=v"
 PASS new WebSocket("ws://127.0.0.1/path#") threw exception SyntaxError: Failed to construct 'WebSocket': The URL contains a fragment identifier (''). Fragment identifiers are not allowed in WebSocket URLs..
 PASS new WebSocket("ws://127.0.0.1/path#fragment") threw exception SyntaxError: Failed to construct 'WebSocket': The URL contains a fragment identifier ('fragment'). Fragment identifiers are not allowed in WebSocket URLs..
+PASS new WebSocket("ws:://127.0.0.1/") threw exception SyntaxError: Failed to construct 'WebSocket': The URL 'ws:://127.0.0.1/' is invalid..
 PASS successfullyParsed is true
 
 TEST COMPLETE