Remove HTTP/0.9 support from HttpStreamParser.

net/websockets/websocket_stream_test.cc

Index: net/websockets/websocket_stream_test.cc
diff --git a/net/websockets/websocket_stream_test.cc b/net/websockets/websocket_stream_test.cc
index a7d25d7b7ad282cd61cb071e81894fe805ee4122..d375bf990bfef574d07042a943a51014c7b40da6 100644
--- a/net/websockets/websocket_stream_test.cc
+++ b/net/websockets/websocket_stream_test.cc
@@ -668,8 +668,7 @@ TEST_F(WebSocketStreamCreateTest, RedirectsRejected) {
 
 // Malformed responses should be rejected. HttpStreamParser will accept just
 // about any garbage in the middle of the headers. To make it give up, the junk
-// has to be at the start of the response. Even then, it just gets treated as an
-// HTTP/0.9 response.
+// has to be at the start of the response.
 TEST_F(WebSocketStreamCreateTest, MalformedResponse) {
   static const char kMalformedResponse[] =
       "220 mx.google.com ESMTP\r\n"
@@ -683,7 +682,7 @@ TEST_F(WebSocketStreamCreateTest, MalformedResponse) {
                                  kMalformedResponse);
   WaitUntilConnectDone();
   EXPECT_TRUE(has_failed());
-  EXPECT_EQ("Error during WebSocket handshake: Invalid status line",
+  EXPECT_EQ("Error during WebSocket handshake: net::ERR_INVALID_HTTP_RESPONSE",
             failure_message());
 }