[chromedriver] Remove extra call to HttpServer::Close() and increase TestHttpServer buffer limit

chrome/test/chromedriver/net/test_http_server.h

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_TEST_CHROMEDRIVER_NET_TEST_HTTP_SERVER_H_
 #define CHROME_TEST_CHROMEDRIVER_NET_TEST_HTTP_SERVER_H_
 
 #include <set>
 
 #include "base/basictypes.h"
@@ skipping 44 matching lines @@
   void SetRequestAction(WebSocketRequestAction action);
 
   // Sets the action to perform when receiving a WebSocket message.
   void SetMessageAction(WebSocketMessageAction action);
 
   // Returns the web socket URL that points to the server.
   GURL web_socket_url() const;
 
   // Overridden from net::HttpServer::Delegate:
   virtual void OnHttpRequest(int connection_id,
-                             const net::HttpServerRequestInfo& info) OVERRIDE {}
+                             const net::HttpServerRequestInfo& info) OVERRIDE;
   virtual void OnWebSocketRequest(
       int connection_id,
       const net::HttpServerRequestInfo& info) OVERRIDE;
   virtual void OnWebSocketMessage(int connection_id,
                                   const std::string& data) OVERRIDE;
   virtual void OnClose(int connection_id) OVERRIDE;
 
  private:
   void StartOnServerThread(bool* success, base::WaitableEvent* event);
   void StopOnServerThread(base::WaitableEvent* event);
@@ skipping 14 matching lines @@
 
   // Protects the action flags.
   base::Lock action_lock_;
   WebSocketRequestAction request_action_;
   WebSocketMessageAction message_action_;
 
   DISALLOW_COPY_AND_ASSIGN(TestHttpServer);
 };
 
 #endif  // CHROME_TEST_CHROMEDRIVER_NET_TEST_HTTP_SERVER_H_