components: Add out-of-line copy ctors for complex classes.

components/wifi/network_properties.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 "components/wifi/network_properties.h"
 
 #include "base/message_loop/message_loop.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "components/onc/onc_constants.h"
 
 namespace wifi {
 
 NetworkProperties::NetworkProperties()
     : connection_state(onc::connection_state::kNotConnected),
       security(onc::wifi::kSecurityNone),
       signal_strength(0),
       auto_connect(false),
       frequency(kFrequencyUnknown) {
 }
 
+NetworkProperties::NetworkProperties(const NetworkProperties& other) = default;
+
 NetworkProperties::~NetworkProperties() {
 }
 
 scoped_ptr<base::DictionaryValue> NetworkProperties::ToValue(
     bool network_list) const {
   scoped_ptr<base::DictionaryValue> value(new base::DictionaryValue());
 
   value->SetString(onc::network_config::kGUID, guid);
   value->SetString(onc::network_config::kName, name);
   value->SetString(onc::network_config::kConnectionState, connection_state);
@@ skipping 74 matching lines @@
   if (l.type == r.type)
     return l.guid < r.guid;
   if (l.type == onc::network_type::kEthernet)
     return true;
   if (r.type == onc::network_type::kEthernet)
     return false;
   return l.type > r.type;
 }
 
 }  // namespace wifi