Remove unused RenderViewHostManager::SwapInRenderViewHost() and TabContents::SwapInRenderViewHost()

content/browser/tab_contents/tab_contents.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 "content/browser/tab_contents/tab_contents.h"
 
 #include <cmath>
 
 #include "base/command_line.h"
 #include "base/metrics/histogram.h"
@@ skipping 1937 matching lines @@
 
 void TabContents::OnDialogShown() {
   Activate();
 }
 
 void TabContents::set_encoding(const std::string& encoding) {
   encoding_ = content::GetContentClient()->browser()->
       GetCanonicalEncodingNameByAliasName(encoding);
 }
 
-void TabContents::SwapInRenderViewHost(RenderViewHost* rvh) {
-  render_manager_.SwapInRenderViewHost(rvh);
-}
-
 void TabContents::CreateViewAndSetSizeForRVH(RenderViewHost* rvh) {
   RenderWidgetHostView* rwh_view = view()->CreateViewForWidget(rvh);
   rwh_view->SetSize(view()->GetContainerSize());
 }