Fix a bit of C++11 in web/

Source/web/WebSocketImpl.cpp

 /*
  * Copyright (C) 2011, 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 127 matching lines @@
 }
 
 void WebSocketImpl::fail(const WebString& reason)
 {
     m_private->fail(reason, ErrorMessageLevel, String(), 0);
 }
 
 void WebSocketImpl::disconnect()
 {
     m_private->disconnect();
-    m_client = 0;
+    m_client = nullptr;
 }
 
 void WebSocketImpl::didConnect(const String& subprotocol, const String& extensions)
 {
     m_client->didConnect(subprotocol, extensions);
 
     // FIXME: Deprecate these statements.
     m_subprotocol = subprotocol;
     m_extensions = extensions;
     m_client->didConnect();
 }
 
 void WebSocketImpl::didReceiveTextMessage(const String& payload)
 {
     m_client->didReceiveMessage(WebString(payload));
 }
 
-void WebSocketImpl::didReceiveBinaryMessage(PassOwnPtr<Vector<char> > payload)
+void WebSocketImpl::didReceiveBinaryMessage(PassOwnPtr<Vector<char>> payload)
 {
     switch (m_binaryType) {
     case BinaryTypeBlob:
         // FIXME: Handle Blob after supporting WebBlob.
         break;
     case BinaryTypeArrayBuffer:
         m_client->didReceiveArrayBuffer(WebArrayBuffer(DOMArrayBuffer::create(payload->data(), payload->size())));
         break;
     }
 }
@@ skipping 20 matching lines @@
 void WebSocketImpl::didClose(WebSocketChannelClient::ClosingHandshakeCompletionStatus status, unsigned short code, const String& reason)
 {
     m_isClosingOrClosed = true;
     m_client->didClose(static_cast<WebSocketClient::ClosingHandshakeCompletionStatus>(status), code, WebString(reason));
 
     // FIXME: Deprecate this call.
     m_client->didClose(m_bufferedAmount - m_bufferedAmountAfterClose, static_cast<WebSocketClient::ClosingHandshakeCompletionStatus>(status), code, WebString(reason));
 }
 
 } // namespace blink