Replace "nested message loop" with "nested run loop" in comments.

chrome/browser/printing/print_job.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/browser/printing/print_job.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 132 matching lines @@
   content::NotificationService::current()->Notify(
       chrome::NOTIFICATION_PRINT_JOB_EVENT,
       content::Source<PrintJob>(this),
       content::Details<JobEventDetails>(details.get()));
 }
 
 void PrintJob::Stop() {
   DCHECK(RunsTasksOnCurrentThread());
 
   if (quit_factory_.HasWeakPtrs()) {
-    // In case we're running a nested message loop to wait for a job to finish,
+    // In case we're running a nested run loop to wait for a job to finish,
     // and we finished before the timeout, quit the nested loop right away.
     Quit();
     quit_factory_.InvalidateWeakPtrs();
   }
 
   // Be sure to live long enough.
   scoped_refptr<PrintJob> handle(this);
 
   if (worker_->IsRunning()) {
     ControlledWorkerShutdown();
@@ skipping 315 matching lines @@
     : document_(document), page_(page), type_(type), job_id_(job_id) {}
 
 JobEventDetails::~JobEventDetails() {
 }
 
 PrintedDocument* JobEventDetails::document() const { return document_.get(); }
 
 PrintedPage* JobEventDetails::page() const { return page_.get(); }
 
 }  // namespace printing