Fix nits from crrev.com/2943843002

chrome/browser/chromeos/printing/cups_print_job_manager_impl.cc

 // Copyright 2017 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/cups_print_job_manager_impl.h"
 
 #include <cups/cups.h>
 #include <algorithm>
 #include <set>
 #include <string>
@@ skipping 338 matching lines @@
 void CupsPrintJobManagerImpl::ScheduleQuery() {
   ScheduleQuery(base::TimeDelta::FromMilliseconds(kPollRate));
 }
 
 void CupsPrintJobManagerImpl::ScheduleQuery(const base::TimeDelta& delay) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
 
   if (!in_query_) {
     in_query_ = true;
 
-    content::BrowserThread::GetTaskRunnerForThread(content::BrowserThread::UI)
-        ->PostDelayedTask(FROM_HERE,
-                          base::Bind(&CupsPrintJobManagerImpl::PostQuery,
-                                     weak_ptr_factory_.GetWeakPtr()),
-                          delay);
+    content::BrowserThread::PostDelayedTask(
+        content::BrowserThread::UI, FROM_HERE,
+        base::Bind(&CupsPrintJobManagerImpl::PostQuery,
+                   weak_ptr_factory_.GetWeakPtr()),
+        delay);
   }
 }
 
 void CupsPrintJobManagerImpl::PostQuery() {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
 
   // The set of active printers is expected to be small.
   std::set<std::string> printer_ids;
   for (const auto& entry : jobs_) {
     printer_ids.insert(entry.second->printer().id());
   }
   std::vector<std::string> ids{printer_ids.begin(), printer_ids.end()};
 
   auto result = base::MakeUnique<QueryResult>();
   QueryResult* result_ptr = result.get();
-  // Runs a query on query_runner_ which will rejoin this sequnece on
+  // Runs a query on |query_runner_| which will rejoin this sequnece on
   // completion.
   query_runner_->PostTaskAndReply(
       FROM_HERE,
       base::Bind(&CupsWrapper::QueryCups, base::Unretained(cups_wrapper_.get()),
                  ids, result_ptr),
       base::Bind(&CupsPrintJobManagerImpl::UpdateJobs,
                  weak_ptr_factory_.GetWeakPtr(), base::Passed(&result)));
 }
 
 // Use job information to update local job states.  Previously completed jobs
@@ skipping 116 matching lines @@
       break;
   }
 }
 
 // static
 CupsPrintJobManager* CupsPrintJobManager::CreateInstance(Profile* profile) {
   return new CupsPrintJobManagerImpl(profile);
 }
 
 }  // namespace chromeos