Get rid of content::NavigationController in cc file and use "using" instead.

chrome/browser/external_tab_container_win.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 "chrome/browser/external_tab_container_win.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 49 matching lines @@
 #include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebReferrerPolicy.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebSecurityPolicy.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/models/menu_model.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/base/view_prop.h"
 #include "ui/views/layout/grid_layout.h"
 
 using content::BrowserThread;
+using content::NavigationController;
 using content::NavigationEntry;
 using content::OpenURLParams;
 using content::SSLStatus;
 using content::WebContents;
 using ui::ViewProp;
 using WebKit::WebCString;
 using WebKit::WebString;
 using WebKit::WebReferrerPolicy;
 using WebKit::WebSecurityPolicy;
 
@@ skipping 114 matching lines @@
 
   tab_contents_->tab_contents()->
       GetMutableRendererPrefs()->browser_handles_top_level_requests =
           handle_top_level_requests;
 
   if (!existing_contents) {
     tab_contents_->tab_contents()->GetRenderViewHost()->AllowBindings(
         content::BINDINGS_POLICY_EXTERNAL_HOST);
   }
 
-  content::NavigationController* controller =
+  NavigationController* controller =
       &tab_contents_->web_contents()->GetController();
   registrar_.Add(this, content::NOTIFICATION_NAV_ENTRY_COMMITTED,
-                 content::Source<content::NavigationController>(controller));
+                 content::Source<NavigationController>(controller));
   registrar_.Add(this, content::NOTIFICATION_FAIL_PROVISIONAL_LOAD_WITH_ERROR,
-                 content::Source<content::NavigationController>(controller));
+                 content::Source<NavigationController>(controller));
   registrar_.Add(this, content::NOTIFICATION_LOAD_STOP,
-                 content::Source<content::NavigationController>(controller));
+                 content::Source<NavigationController>(controller));
   registrar_.Add(this, content::NOTIFICATION_RENDER_VIEW_HOST_CREATED_FOR_TAB,
                  content::Source<WebContents>(tab_contents_->web_contents()));
   registrar_.Add(this, content::NOTIFICATION_RENDER_VIEW_HOST_DELETED,
                  content::NotificationService::AllSources());
   registrar_.Add(this, content::NOTIFICATION_RENDER_VIEW_HOST_CREATED,
                  content::NotificationService::AllSources());
 
   content::WebContentsObserver::Observe(tab_contents_->tab_contents());
 
   // Start loading initial URL
@@ skipping 29 matching lines @@
   registrar_.RemoveAll();
   if (tab_contents_.get()) {
     UnregisterRenderViewHost(
         tab_contents_->web_contents()->GetRenderViewHost());
 
     if (GetWidget()->GetRootView())
       GetWidget()->GetRootView()->RemoveAllChildViews(true);
 
     content::NotificationService::current()->Notify(
         chrome::NOTIFICATION_EXTERNAL_TAB_CLOSED,
-        content::Source<content::NavigationController>(
+        content::Source<NavigationController>(
             &tab_contents_->web_contents()->GetController()),
         content::Details<ExternalTabContainer>(this));
 
     tab_contents_.reset(NULL);
   }
 
   if (focus_manager_) {
     focus_manager_->UnregisterAccelerators(this);
     focus_manager_ = NULL;
   }
@@ skipping 928 matching lines @@
   if (params.disposition == CURRENT_TAB) {
     DCHECK(route_all_top_level_navigations_);
     forward_params.disposition = NEW_FOREGROUND_TAB;
   }
   WebContents* new_contents =
       ExternalTabContainer::OpenURLFromTab(source, forward_params);
   // support only one navigation for a dummy tab before it is killed.
   ::DestroyWindow(GetNativeView());
   return new_contents;
 }