Remove useragent-in-openinghandshake from TestExpectation

This CL fixed the failure.
https://codereview.chromium.org/319083003/

BUG=347109
R=ricea

Review URL: https://codereview.chromium.org/319873004

git-svn-id: svn://svn.chromium.org/blink/trunk@175766 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/LayoutTests/TestExpectations

@@ -806,7 +806,6 @@ crbug.com/339597 http/tests/navigation/back-to-redirect-with-frame.php [ Pass Ti
 # Still-failing tests for the new WebSocket implementation.
 crbug.com/339373 http/tests/websocket/close-before-handshake-response.html [ Failure ]
 crbug.com/339373 http/tests/websocket/multiple-connections.html [ Timeout ]
-crbug.com/347109 http/tests/websocket/useragent-in-openinghandshake.html [ Failure ]
 
 # Tests of functionality not implemented in the new WebSocket
 # implementation. These tests will be removed when the old implementation is