Cleanup jobs which have failed.

chrome/browser/chromeos/printing/fake_cups_print_job_manager.cc

 // Copyright 2016 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/browser/chromeos/printing/fake_cups_print_job_manager.h"
 
 #include <memory>
 #include <string>
 #include <utility>
 
@@ skipping 30 matching lines @@
   // Show the waiting-for-printing notification immediately.
   base::SequencedTaskRunnerHandle::Get()->PostNonNestableDelayedTask(
       FROM_HERE,
       base::Bind(&FakeCupsPrintJobManager::ChangePrintJobState,
                  weak_ptr_factory_.GetWeakPtr(), print_jobs_.back().get()),
       base::TimeDelta());
 
   return true;
 }
 
-bool FakeCupsPrintJobManager::CancelPrintJob(CupsPrintJob* job) {
+void FakeCupsPrintJobManager::CancelPrintJob(CupsPrintJob* job) {
   job->set_state(CupsPrintJob::State::STATE_CANCELLED);
   NotifyJobCanceled(job);
 
   // Note: |job| is deleted here.
   for (auto iter = print_jobs_.begin(); iter != print_jobs_.end(); ++iter) {
     if (iter->get() == job) {
       print_jobs_.erase(iter);
       break;
     }
   }
-
-  return true;
 }
 
 bool FakeCupsPrintJobManager::SuspendPrintJob(CupsPrintJob* job) {
   job->set_state(CupsPrintJob::State::STATE_SUSPENDED);
   NotifyJobSuspended(job);
   return true;
 }
 
 bool FakeCupsPrintJobManager::ResumePrintJob(CupsPrintJob* job) {
   job->set_state(CupsPrintJob::State::STATE_RESUMED);
@@ skipping 65 matching lines @@
                             weak_ptr_factory_.GetWeakPtr(), job),
       base::TimeDelta::FromMilliseconds(3000));
 }
 
 // static
 CupsPrintJobManager* CupsPrintJobManager::CreateInstance(Profile* profile) {
   return new FakeCupsPrintJobManager(profile);
 }
 
 }  // namespace chromeos