Extract minimal RenderViewHost interface for embedders, leaving

chrome/browser/ui/webui/print_preview/print_preview_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/ui/webui/print_preview/print_preview_handler.h"
 
 #include <ctype.h>
 
 #include <string>
 #include <vector>
@@ skipping 332 matching lines @@
     DCHECK(success);
 
     if (draft_page_count != -1 && preview_modifiable &&
         print_preview_ui->GetAvailableDraftPageCount() != draft_page_count) {
       settings->SetBoolean(printing::kSettingGenerateDraftData, true);
     }
   }
 
   VLOG(1) << "Print preview request start";
   RenderViewHost* rvh = initiator_tab->web_contents()->GetRenderViewHost();
-  rvh->Send(new PrintMsg_PrintPreview(rvh->routing_id(), *settings));
+  rvh->Send(new PrintMsg_PrintPreview(rvh->GetRoutingID(), *settings));
 }
 
 void PrintPreviewHandler::HandlePrint(const ListValue* args) {
   ReportStats();
 
   // Record the number of times the user requests to regenerate preview data
   // before printing.
   UMA_HISTOGRAM_COUNTS("PrintPreview.RegeneratePreviewRequest.BeforePrint",
                        regenerate_preview_request_count_);
 
   TabContentsWrapper* initiator_tab = GetInitiatorTab();
   if (initiator_tab) {
     RenderViewHost* rvh = initiator_tab->web_contents()->GetRenderViewHost();
-    rvh->Send(new PrintMsg_ResetScriptedPrintCount(rvh->routing_id()));
+    rvh->Send(new PrintMsg_ResetScriptedPrintCount(rvh->GetRoutingID()));
   }
 
   scoped_ptr<DictionaryValue> settings(GetSettingsDictionary(args));
   if (!settings.get())
     return;
 
   // Storing last used settings.
   GetStickySettings()->Store(*settings);
 
   // Never try to add headers/footers here. It's already in the generated PDF.
@@ skipping 35 matching lines @@
         web_ui()->GetController());
     print_preview_ui->OnHidePreviewTab();
 
     // Do this so the initiator tab can open a new print preview tab.
     ClearInitiatorTabDetails();
 
     // The PDF being printed contains only the pages that the user selected,
     // so ignore the page range and print all pages.
     settings->Remove(printing::kSettingPageRange, NULL);
     RenderViewHost* rvh = web_ui()->GetWebContents()->GetRenderViewHost();
-    rvh->Send(new PrintMsg_PrintForPrintPreview(rvh->routing_id(), *settings));
+    rvh->Send(
+        new PrintMsg_PrintForPrintPreview(rvh->GetRoutingID(), *settings));
 
     // For all other cases above, the tab will stay open until the printing has
     // finished. Then the tab closes and PrintPreviewDone() gets called. Here,
     // since we are hiding the tab, and not closing it, we need to make this
     // call.
     if (initiator_tab)
       initiator_tab->print_view_manager()->PrintPreviewDone();
   }
 }
 
@@ skipping 229 matching lines @@
   if (print_preview_ui->source_is_modifiable()) {
     GetStickySettings()->GetLastUsedMarginSettings(&initial_settings);
     GetNumberFormatAndMeasurementSystem(&initial_settings);
   }
   web_ui()->CallJavascriptFunction("setInitialSettings", initial_settings);
 }
 
 void PrintPreviewHandler::ActivateInitiatorTabAndClosePreviewTab() {
   TabContentsWrapper* initiator_tab = GetInitiatorTab();
   if (initiator_tab)
-    initiator_tab->web_contents()->GetRenderViewHost()->delegate()->Activate();
+    initiator_tab->web_contents()->GetRenderViewHost()->
+        GetDelegate()->Activate();
   PrintPreviewUI* print_preview_ui = static_cast<PrintPreviewUI*>(
       web_ui()->GetController());
   print_preview_ui->OnClosePrintPreviewTab();
 }
 
 void PrintPreviewHandler::SendPrinterCapabilities(
     const DictionaryValue& settings_info) {
   VLOG(1) << "Get printer capabilities finished";
   web_ui()->CallJavascriptFunction("updateWithPrinterCapabilities",
                                    settings_info);
@@ skipping 176 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_wrapper());
 }