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

chrome/service/cloud_print/printer_job_queue_handler.cc

 // 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.
 
 #include "chrome/service/cloud_print/printer_job_queue_handler.h"
 
 #include <math.h>
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
 
 #include "base/values.h"
 
 namespace cloud_print {
 
 class TimeProviderImpl : public PrinterJobQueueHandler::TimeProvider {
  public:
   base::Time GetNow() override;
 };
 
 base::Time TimeProviderImpl::GetNow() {
   return base::Time::Now();
 }
 
 JobDetails::JobDetails() {}
 
+JobDetails::JobDetails(const JobDetails& other) = default;
+
 JobDetails::~JobDetails() {}
 
 void JobDetails::Clear() {
   job_id_.clear();
   job_title_.clear();
   job_owner_.clear();
   print_ticket_.clear();
   print_ticket_mime_type_.clear();
   print_data_mime_type_.clear();
   print_data_file_path_ = base::FilePath();
@@ skipping 125 matching lines @@
 
     job_found.first->second.retries_ += 1;
     job_found.first->second.last_retry_ = time_provider_->GetNow();
   }
 
   return true;
 }
 
 }  // namespace cloud_print