Revert of Allow std::unordered_*.

net/server/web_socket_encoder.cc

 // Copyright 2014 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.
 
 #include "net/server/web_socket_encoder.h"
 
-#include <limits>
 #include <utility>
 #include <vector>
 
 #include "base/logging.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "net/base/io_buffer.h"
 #include "net/websockets/websocket_deflate_parameters.h"
 #include "net/websockets/websocket_extension.h"
 #include "net/websockets/websocket_extension_parser.h"
@@ skipping 327 matching lines @@
     return false;
   scoped_refptr<IOBufferWithSize> buffer =
       deflater_->GetOutput(deflater_->CurrentOutputSize());
   if (!buffer.get())
     return false;
   *output = std::string(buffer->data(), buffer->size());
   return true;
 }
 
 }  // namespace net