Remove all direct references to NavigationController from the RenderViewHostM...

chrome/browser/tab_contents/tab_contents.cc

 // Copyright (c) 2009 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/tab_contents/tab_contents.h"
 
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
 #include "base/file_version_info.h"
 #include "base/process_util.h"
@@ skipping 433 matching lines @@
   if (plugin_installer_.get() == NULL)
     plugin_installer_.reset(new PluginInstaller(this));
   return plugin_installer_.get();
 }
 
 const GURL& TabContents::GetURL() const {
   // We may not have a navigation entry yet
   NavigationEntry* entry = controller_.GetActiveEntry();
   return entry ? entry->virtual_url() : GURL::EmptyGURL();
 }
+void TabContents::NotifyRenderViewHostSwitchedFromRenderManager(
+    RenderViewHostSwitchedDetails*details) {
 
+  NotificationService::current()->Notify(
+      NotificationType::RENDER_VIEW_HOST_CHANGED,
+      Source<NavigationController>(
+          &controller_),
+      Details<RenderViewHostSwitchedDetails>(details));
+}
 const string16& TabContents::GetTitle() const {
   // Transient entries take precedence. They are used for interstitial pages
   // that are shown on top of existing pages.
   NavigationEntry* entry = controller_.GetTransientEntry();
   if (entry)
     return entry->GetTitleForDisplay(&controller_);
 
   DOMUI* our_dom_ui = render_manager_.pending_dom_ui() ?
       render_manager_.pending_dom_ui() : render_manager_.dom_ui();
   if (our_dom_ui) {
@@ skipping 1561 matching lines @@
   NavigationEntry* entry = controller_.GetEntryWithPageID(GetSiteInstance(),
                                                             page_id);
   if (!entry || !UpdateTitleForEntry(entry, title))
     return;
 
   // Broadcast notifications when the UI should be updated.
   if (entry == controller_.GetEntryAtOffset(0))
     NotifyNavigationStateChanged(INVALIDATE_TAB);
 }
 
+NavigationEntry*TabContents::GetEntryAtOffsetForRenderManager(int offset) {
+  return controller_.GetEntryAtOffset(offset);
+}
+
 void TabContents::UpdateEncoding(RenderViewHost* render_view_host,
                                  const std::string& encoding) {
   set_encoding(encoding);
 }
 
 void TabContents::UpdateTargetURL(int32 page_id, const GURL& url) {
   if (delegate())
     delegate()->UpdateTargetURL(this, url);
 }
 
@@ skipping 480 matching lines @@
 
     default:
       NOTREACHED();
   }
 }
 
 void TabContents::set_encoding(const std::string& encoding) {
   encoding_ = CharacterEncoding::GetCanonicalEncodingNameByAliasName(encoding);
 }