Deprecate EventSource.URL and WebSocket.URL

LayoutTests/http/tests/websocket/url-parsing.html

Index: LayoutTests/http/tests/websocket/url-parsing.html
diff --git a/LayoutTests/http/tests/websocket/url-parsing.html b/LayoutTests/http/tests/websocket/url-parsing.html
index 9b66b83cebef5f69f2766422cee90423a6170b80..8eaee8299c6cf3b587db694bf33d556f85b9312c 100644
--- a/LayoutTests/http/tests/websocket/url-parsing.html
+++ b/LayoutTests/http/tests/websocket/url-parsing.html
@@ -29,9 +29,9 @@ shouldThrow('new WebSocket("ws://127.0.0.1:25/")');
 
 // Resolve the url string using the resolve a Web address algorithm.
 // Use 127.0.0.1:8880 and existing ws handler to make sure we don't receive unexpected response (so no console message appears)
-shouldBe('(new WebSocket("ws://127.0.0.1:8880/a/../simple")).URL', '"ws://127.0.0.1:8880/simple"');
-shouldBe('(new WebSocket("ws://127.0.0.1:8880/simple?")).URL', '"ws://127.0.0.1:8880/simple?"');
-shouldBe('(new WebSocket("ws://127.0.0.1:8880/simple?k=v")).URL', '"ws://127.0.0.1:8880/simple?k=v"');
+shouldBe('(new WebSocket("ws://127.0.0.1:8880/a/../simple")).url', '"ws://127.0.0.1:8880/simple"');
+shouldBe('(new WebSocket("ws://127.0.0.1:8880/simple?")).url', '"ws://127.0.0.1:8880/simple?"');
+shouldBe('(new WebSocket("ws://127.0.0.1:8880/simple?k=v")).url', '"ws://127.0.0.1:8880/simple?k=v"');
 
 // The WebSocket API specification says If /url/ has a <fragment>
 // component, then fail the parsing WebSocket URLs, so throw a SYNTAX_ERR