Convert WebContents to return a content::NavigationController instead of the implementation. Upda...

chrome/browser/ui/cocoa/tab_contents/tab_contents_controller.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/tab_contents/tab_contents_controller.h"
 
 #include "base/memory/scoped_nsobject.h"
 #include "content/browser/renderer_host/render_view_host.h"
 #include "content/browser/renderer_host/render_widget_host_view.h"
-#include "content/browser/tab_contents/navigation_controller.h"
 #include "content/browser/tab_contents/tab_contents.h"
+#include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_source.h"
 #include "content/public/browser/notification_types.h"
 
 using content::WebContents;
 
 @interface TabContentsController(Private)
 // Forwards frame update to |delegate_| (ResizeNotificationView calls it).
@@ skipping 183 matching lines @@
   // the view may have, so avoid changing the view hierarchy unless
   // the view is different.
   if ([self tabContents] != updatedContents) {
     [self changeTabContents:updatedContents];
     if ([self tabContents])
       [self ensureContentsVisible];
   }
 }
 
 @end