Add job id to JobEventDetails.

chrome/browser/printing/print_job.h

 // 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.
 
 #ifndef CHROME_BROWSER_PRINTING_PRINT_JOB_H_
 #define CHROME_BROWSER_PRINTING_PRINT_JOB_H_
 
 #include <memory>
 #include <vector>
 
@@ skipping 193 matching lines @@
     // PrintJob.
     JOB_DONE,
 
     // All missing pages have been requested.
     ALL_PAGES_REQUESTED,
 
     // An error occured. Printing is canceled.
     FAILED,
   };
 
-  JobEventDetails(Type type, PrintedDocument* document, PrintedPage* page);
+  JobEventDetails(Type type,
+                  int job_id,
+                  PrintedDocument* document,
+                  PrintedPage* page);
 
   // Getters.
   PrintedDocument* document() const;
   PrintedPage* page() const;
   Type type() const {
     return type_;
   }
+  int job_id() const { return job_id_; }
 
  private:
   friend class base::RefCountedThreadSafe<JobEventDetails>;
 
   ~JobEventDetails();
 
   scoped_refptr<PrintedDocument> document_;
   scoped_refptr<PrintedPage> page_;
   const Type type_;
+  int job_id_;
 
   DISALLOW_COPY_AND_ASSIGN(JobEventDetails);
 };
 
 }  // namespace printing
 
 #endif  // CHROME_BROWSER_PRINTING_PRINT_JOB_H_