Use gorilla websocket in proxy-go too

Trac: 32465

proxy-go/proxy-go_test.go

@@ -374,23 +374,4 @@ func TestUtilityFuncs(t *testing.T) {
 		sid2 := genSessionID()
 		So(sid1, ShouldNotEqual, sid2)
 	})
-	Convey("CopyLoop", t, func() {
-		c1, s1 := net.Pipe()
-		c2, s2 := net.Pipe()
-		go CopyLoop(s1, s2)
-		go func() {
-			bytes := []byte("Hello!")
-			c1.Write(bytes)
-		}()
-		bytes := make([]byte, 6)
-		n, err := c2.Read(bytes)
-		So(n, ShouldEqual, 6)
-		So(err, ShouldEqual, nil)
-		So(bytes, ShouldResemble, []byte("Hello!"))
-		s1.Close()
-
-		//Check that copy loop has closed other connection
-		_, err = s2.Write(bytes)
-		So(err, ShouldNotBeNil)
-	})
 }