Remove raw DictionaryValue::Set in //chrome

chrome/test/chromedriver/chrome/devtools_client_impl.cc

 // Copyright (c) 2012 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 "chrome/test/chromedriver/chrome/devtools_client_impl.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/json/json_reader.h"
 #include "base/json/json_writer.h"
 #include "base/logging.h"
+#include "base/memory/ptr_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/values.h"
 #include "chrome/test/chromedriver/chrome/devtools_event_listener.h"
 #include "chrome/test/chromedriver/chrome/log.h"
 #include "chrome/test/chromedriver/chrome/status.h"
 #include "chrome/test/chromedriver/chrome/util.h"
 #include "chrome/test/chromedriver/net/sync_websocket.h"
 #include "chrome/test/chromedriver/net/url_request_context_getter.h"
 
 namespace {
@@ skipping 238 matching lines @@
     bool expect_response,
     bool wait_for_response,
     const Timeout* timeout) {
   if (!socket_->IsConnected())
     return Status(kDisconnected, "not connected to DevTools");
 
   int command_id = next_id_++;
   base::DictionaryValue command;
   command.SetInteger("id", command_id);
   command.SetString("method", method);
-  command.Set("params", params.DeepCopy());
+  command.Set("params", base::MakeUnique<base::Value>(params));
   std::string message = SerializeValue(&command);
   if (IsVLogOn(1)) {
     VLOG(1) << "DEVTOOLS COMMAND " << method << " (id=" << command_id << ") "
             << FormatValueForDisplay(params);
   }
   if (!socket_->Send(message))
     return Status(kDisconnected, "unable to send message to renderer");
 
   if (expect_response) {
     linked_ptr<ResponseInfo> response_info =
@@ skipping 256 matching lines @@
     else if (message_dict->GetDictionary("error", &unscoped_error))
       base::JSONWriter::Write(*unscoped_error, &command_response->error);
     else
       command_response->result.reset(new base::DictionaryValue());
     return true;
   }
   return false;
 }
 
 }  // namespace internal