Print Preview: Populating print preview tab title as soon as it is known.

chrome/browser/ui/webui/print_preview_handler.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 CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_HANDLER_H_
 #pragma once
 
 #include <string>
 
@@ skipping 103 matching lines @@
   // unused.
   void HandleReloadCrashedInitiatorTab(const base::ListValue* args);
 
   // Asks the browser to show the native printer management dialog.
   // |args| is unused.
   void HandleManagePrinters(const base::ListValue* args);
 
   // Asks the browser to close the preview tab. |args| is unused.
   void HandleClosePreviewTab(const base::ListValue* args);
 
+  // Asks the browser for the title of the initiator tab.
+  // |args| is unused.
+  void HandleGetInitiatorTabTitle(const base::ListValue* args);
+
   // Sends the printer capabilities to the Web UI. |settings_info| contains
   // printer capabilities information.
   void SendPrinterCapabilities(const base::DictionaryValue& settings_info);
 
   // Sends the default printer to the Web UI.
   void SendDefaultPrinter(const base::StringValue& default_printer,
                           const base::StringValue& cloud_print_data);
 
   // Send the list of printers to the Web UI.
   void SetupPrinterList(const base::ListValue& printers);
@@ skipping 44 matching lines @@
   // Whether we have already logged a failed print preview.
   bool reported_failed_preview_;
 
   // Whether we have already logged the number of printers this session.
   bool has_logged_printers_count_;
 
   DISALLOW_COPY_AND_ASSIGN(PrintPreviewHandler);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_HANDLER_H_