Modify chrome to accept a pdf file on the command line and upload it to Cloud...

chrome/browser/printing/print_dialog_cloud.h

 // Copyright (c) 2010 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_DIALOG_CLOUD_H_
 #define CHROME_BROWSER_PRINTING_PRINT_DIALOG_CLOUD_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/gtest_prod_util.h"
+#include "base/string16.h"
 
 class Browser;
 class FilePath;
 namespace IPC {
 class Message;
 }
 
 class PrintDialogCloud {
  public:
-  // Called on the IO thread.
-  static void CreatePrintDialogForPdf(const FilePath& path_to_pdf);
+  // Called on the IO or UI thread.
+  static void CreatePrintDialogForPdf(const FilePath& path_to_pdf,
+                                      const string16& print_job_title,
+                                      bool modal);
 
  private:
   friend class PrintDialogCloudTest;
 
-  explicit PrintDialogCloud(const FilePath& path_to_pdf);
+  explicit PrintDialogCloud(const FilePath& path_to_pdf,
+                            const string16& print_job_title,
+                            bool modal);
   ~PrintDialogCloud();
 
   // Called as a task from the UI thread, creates an object instance
   // to run the HTML/JS based print dialog for printing through the cloud.
-  static void CreateDialogImpl(const FilePath& path_to_pdf);
+  static void CreateDialogImpl(const FilePath& path_to_pdf,
+                               const string16& print_job_title,
+                               bool modal);
 
   Browser* browser_;
+  string16 print_job_title_;
+  bool modal_;
 
   DISALLOW_COPY_AND_ASSIGN(PrintDialogCloud);
 };
 
 #endif  // CHROME_BROWSER_PRINTING_PRINT_DIALOG_CLOUD_H_