Add Print Selection support to Chrome. This change is fairly involved since ...

chrome/browser/printing/print_view_manager.h

 // Copyright (c) 2006-2008 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_VIEW_MANAGER_H_
 #define CHROME_BROWSER_PRINTING_PRINT_VIEW_MANAGER_H_
 
 #include "base/ref_counted.h"
 #include "chrome/browser/printing/printed_pages_source.h"
 #include "chrome/common/notification_registrar.h"
@@ skipping 59 matching lines @@
   // Creates a new empty print job. It has no settings loaded. If there is
   // currently a print job, safely disconnect from it. Returns false if it is
   // impossible to safely disconnect from the current print job or it is
   // impossible to create a new print job.
   bool CreateNewPrintJob(PrintJobWorkerOwner* job);
 
   // Makes sure the current print_job_ has all its data before continuing, and
   // disconnect from it.
   void DisconnectFromCurrentPrintJob();
 
+  // Notify that the printing is done.
+  void PrintingDone(bool success);
+
   // Terminates the print job. Noop if no print job has been created. If
   // |cancel| is true, cancel it instead of waiting for the job to finish. Will
   // call ReleasePrintJob().
   void TerminatePrintJob(bool cancel);
 
   // Releases print_job_. Correctly deregisters from notifications. Noop if
   // no print job has been created.
   void ReleasePrintJob();
 
   // Prints the document. Starts the actual print job. Requests asynchronously
@@ skipping 16 matching lines @@
   NotificationRegistrar registrar_;
 
   // Manages the low-level talk to the printer.
   scoped_refptr<PrintJob> print_job_;
 
   // Waiting for print_job_ initialization to be completed to start printing.
   // Specifically the DEFAULT_INIT_DONE notification. Set when PrintNow() is
   // called.
   bool waiting_to_print_;
 
+  // Indication of success of the print job.
+  bool printing_succeeded_;
+
   // Running an inner message loop inside RenderAllMissingPagesNow(). This means
   // we are _blocking_ until all the necessary pages have been rendered or the
   // print settings are being loaded.
   bool inside_inner_message_loop_;
 
   // PrintViewManager is created as an extension of WebContent specialized for
   // printing-related behavior. Still, access to the renderer is needed so a
   // back reference is kept the the "parent object".
   TabContents& owner_;
 
   DISALLOW_COPY_AND_ASSIGN(PrintViewManager);
 };
 
 }  // namespace printing
 
 #endif  // CHROME_BROWSER_PRINTING_PRINT_VIEW_MANAGER_H_