Cleanup: Remove more uses of deprecated PrintPreviewDialogController methods.

chrome/browser/printing/print_preview_message_handler.cc

 // Copyright (c) 2012 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/printing/print_preview_message_handler.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/memory/ref_counted.h"
@@ skipping 55 matching lines @@
 
 PrintPreviewMessageHandler::PrintPreviewMessageHandler(
     WebContents* web_contents)
     : content::WebContentsObserver(web_contents) {
   DCHECK(web_contents);
 }
 
 PrintPreviewMessageHandler::~PrintPreviewMessageHandler() {
 }
 
-WebContents* PrintPreviewMessageHandler::GetPrintPreviewTab() {
-  PrintPreviewDialogController* tab_controller =
+WebContents* PrintPreviewMessageHandler::GetPrintPreviewDialog() {
+  PrintPreviewDialogController* dialog_controller =
       PrintPreviewDialogController::GetInstance();
-  if (!tab_controller)
+  if (!dialog_controller)
     return NULL;
-
-  return tab_controller->GetPrintPreviewForTab(web_contents());
+  return dialog_controller->GetPrintPreviewForContents(web_contents());
 }
 
 PrintPreviewUI* PrintPreviewMessageHandler::GetPrintPreviewUI() {
-  WebContents* tab = GetPrintPreviewTab();
-  if (!tab || !tab->GetWebUI())
+  WebContents* dialog = GetPrintPreviewDialog();
+  if (!dialog || !dialog->GetWebUI())
     return NULL;
-  return static_cast<PrintPreviewUI*>(tab->GetWebUI()->GetController());
+  return static_cast<PrintPreviewUI*>(dialog->GetWebUI()->GetController());
 }
 
 void PrintPreviewMessageHandler::OnRequestPrintPreview(
     const PrintHostMsg_RequestPrintPreview_Params& params) {
   if (params.webnode_only) {
     printing::PrintViewManager::FromWebContents(web_contents())->
         PrintPreviewForWebNode();
   }
   PrintPreviewDialogController::PrintPreview(web_contents());
-  PrintPreviewUI::SetInitialParams(GetPrintPreviewTab(), params);
+  PrintPreviewUI::SetInitialParams(GetPrintPreviewDialog(), params);
 }
 
 void PrintPreviewMessageHandler::OnDidGetPreviewPageCount(
     const PrintHostMsg_DidGetPreviewPageCount_Params& params) {
   if (params.page_count <= 0) {
     NOTREACHED();
     return;
   }
 
   PrintPreviewUI* print_preview_ui = GetPrintPreviewUI();
@@ skipping 126 matching lines @@
     IPC_MESSAGE_HANDLER(PrintHostMsg_PrintPreviewInvalidPrinterSettings,
                         OnInvalidPrinterSettings)
     IPC_MESSAGE_HANDLER(PrintHostMsg_PrintPreviewScalingDisabled,
                         OnPrintPreviewScalingDisabled)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
 
 }  // namespace printing