Extract minimal RenderViewHost interface for embedders, leaving

chrome/browser/plugin_installer.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/plugin_installer.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/file_util.h"
 #include "base/process.h"
@@ skipping 130 matching lines @@
   DownloadService* download_service =
       DownloadServiceFactory::GetForProfile(wrapper->profile());
   download_util::RecordDownloadSource(
       download_util::INITIATED_BY_PLUGIN_INSTALLER);
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,
       base::Bind(&BeginDownload,
                  plugin_url_, ResourceDispatcherHost::Get(),
                  wrapper->profile()->GetResourceContext(),
                  web_contents->GetRenderProcessHost()->GetID(),
-                 web_contents->GetRenderViewHost()->routing_id(),
+                 web_contents->GetRenderViewHost()->GetRoutingID(),
                  base::Bind(&PluginInstaller::DownloadStarted,
                             base::Unretained(this),
                             make_scoped_refptr(
                                 download_service->GetDownloadManager()))));
 }
 
 void PluginInstaller::DownloadStarted(
     scoped_refptr<content::DownloadManager> dlm,
     content::DownloadId download_id,
     net::Error error) {
@@ skipping 24 matching lines @@
   DCHECK(state_ == kStateDownloading);
   state_ = kStateIdle;
   FOR_EACH_OBSERVER(PluginInstallerObserver, observers_, DownloadError(msg));
 }
 
 void PluginInstaller::DownloadCancelled() {
   DCHECK(state_ == kStateDownloading);
   state_ = kStateIdle;
   FOR_EACH_OBSERVER(PluginInstallerObserver, observers_, DownloadCancelled());
 }