TabContents -> WebContentsImpl, part 9.

content/browser/download/mhtml_generation_manager.h

 // Copyright (c) 2011 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 CONTENT_BROWSER_DOWNLOAD_MHTML_GENERATION_MANAGER_H_
 #define CONTENT_BROWSER_DOWNLOAD_MHTML_GENERATION_MANAGER_H_
 
 #include <map>
 
 #include "base/memory/singleton.h"
@@ skipping 32 matching lines @@
     Job();
     ~Job();
 
     FilePath file_path;
 
     // The handles to file the MHTML is saved to, for the browser and renderer
     // processes.
     base::PlatformFile browser_file;
     IPC::PlatformFileForTransit renderer_file;
 
-    // The IDs mapping to a specific tab.
+    // The IDs mapping to a specific contents.
     int process_id;
     int routing_id;
 
     // The callback to call once generation is complete.
     GenerateMHTMLCallback callback;
   };
 
   MHTMLGenerationManager();
   ~MHTMLGenerationManager();
 
@@ skipping 18 matching lines @@
   // |mhtml_data_size| is -1 if the MHTML generation failed.
   void JobFinished(int job_id, int64 mhtml_data_size);
 
   typedef std::map<int, Job> IDToJobMap;
   IDToJobMap id_to_job_;
 
   DISALLOW_COPY_AND_ASSIGN(MHTMLGenerationManager);
 };
 
 #endif  // CONTENT_BROWSER_DOWNLOAD_MHTML_GENERATION_MANAGER_H_