Add sign in dialog for GCP->print preview integration.

chrome/browser/ui/webui/print_preview_handler.cc

 // 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.
 
 #include "chrome/browser/ui/webui/print_preview_handler.h"
 
 #include <string>
 
 #include "base/base64.h"
 #if !defined(OS_CHROMEOS)
@@ skipping 11 matching lines @@
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/platform_util.h"
 #include "chrome/browser/printing/background_printing_manager.h"
 #include "chrome/browser/printing/cloud_print/cloud_print_url.h"
 #include "chrome/browser/printing/printer_manager_dialog.h"
 #include "chrome/browser/printing/print_preview_tab_controller.h"
 #include "chrome/browser/sessions/restore_tab_helper.h"
 #include "chrome/browser/tabs/tab_strip_model.h"
 #include "chrome/browser/ui/browser_list.h"
 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
+#include "chrome/browser/ui/webui/cloud_print_signin_dialog.h"
 #include "chrome/browser/ui/webui/print_preview_ui.h"
 #include "chrome/common/chrome_paths.h"
 #if !defined(OS_CHROMEOS)
 #include "chrome/common/chrome_switches.h"
 #endif
 #include "chrome/common/print_messages.h"
 #include "content/browser/browser_thread.h"
 #include "content/browser/renderer_host/render_view_host.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "printing/backend/print_backend.h"
@@ skipping 377 matching lines @@
       NewCallback(this, &PrintPreviewHandler::HandleGetPreview));
   web_ui_->RegisterMessageCallback("print",
       NewCallback(this, &PrintPreviewHandler::HandlePrint));
   web_ui_->RegisterMessageCallback("getPrinterCapabilities",
       NewCallback(this, &PrintPreviewHandler::HandleGetPrinterCapabilities));
   web_ui_->RegisterMessageCallback("showSystemDialog",
       NewCallback(this, &PrintPreviewHandler::HandleShowSystemDialog));
   web_ui_->RegisterMessageCallback("morePrinters",
       NewCallback(this, &PrintPreviewHandler::HandleShowSystemDialog));
   web_ui_->RegisterMessageCallback("signIn",
-      NewCallback(this, &PrintPreviewHandler::HandleManageCloudPrint));
+      NewCallback(this, &PrintPreviewHandler::HandleSignin));
   web_ui_->RegisterMessageCallback("addCloudPrinter",
       NewCallback(this, &PrintPreviewHandler::HandleManageCloudPrint));
   web_ui_->RegisterMessageCallback("manageCloudPrinters",
       NewCallback(this, &PrintPreviewHandler::HandleManageCloudPrint));
   web_ui_->RegisterMessageCallback("manageLocalPrinters",
       NewCallback(this, &PrintPreviewHandler::HandleManagePrinters));
   web_ui_->RegisterMessageCallback("reloadCrashedInitiatorTab",
       NewCallback(this, &PrintPreviewHandler::HandleReloadCrashedInitiatorTab));
   web_ui_->RegisterMessageCallback("closePrintPreviewTab",
       NewCallback(this, &PrintPreviewHandler::HandleClosePreviewTab));
@@ skipping 198 matching lines @@
                                print_backend_.get(),
                                has_logged_printers_count_);
 
   BrowserThread::PostTask(
       BrowserThread::FILE, FROM_HERE,
       NewRunnableMethod(task.get(),
                         &PrintSystemTaskProxy::GetPrinterCapabilities,
                         printer_name));
 }
 
+void PrintPreviewHandler::HandleSignin(const ListValue*) {
+  cloud_print_signin_dialog::CreateCloudPrintSigninDialog(preview_tab());
+}
+
 void PrintPreviewHandler::HandleManageCloudPrint(const ListValue*) {
   Browser* browser = BrowserList::GetLastActive();
   browser->OpenURL(CloudPrintURL(browser->profile()).
                    GetCloudPrintServiceManageURL(),
                    GURL(),
                    NEW_FOREGROUND_TAB,
                    PageTransition::LINK);
 }
 
 void PrintPreviewHandler::HandleShowSystemDialog(const ListValue* args) {
@@ skipping 265 matching lines @@
     return;
 
   // We no longer require the initiator tab details. Remove those details
   // associated with the preview tab to allow the initiator tab to create
   // another preview tab.
   printing::PrintPreviewTabController* tab_controller =
      printing::PrintPreviewTabController::GetInstance();
   if (tab_controller)
     tab_controller->EraseInitiatorTabInfo(preview_tab());
 }