Remove WebContentsDelegate::SwappedOut

content/public/browser/web_contents_delegate.h

 // 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.
 
 #ifndef CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_DELEGATE_H_
 #define CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_DELEGATE_H_
 
 #include <stdint.h>
 
 #include <set>
@@ skipping 123 matching lines @@
   // Notifies the delegate that the page has made some progress loading.
   // |progress| is a value between 0.0 (nothing loaded) to 1.0 (page fully
   // loaded).
   virtual void LoadProgressChanged(WebContents* source,
                                    double progress) {}
 
   // Request the delegate to close this web contents, and do whatever cleanup
   // it needs to do.
   virtual void CloseContents(WebContents* source) {}
 
-  // Informs the delegate that the underlying RenderViewHost has been swapped
-  // out so it can perform any cleanup necessary.
-  virtual void SwappedOut(WebContents* source) {}
-
   // Request the delegate to move this WebContents to the specified position
   // in screen coordinates.
   virtual void MoveContents(WebContents* source, const gfx::Rect& pos) {}
 
   // Called to determine if the WebContents is contained in a popup window
   // or a panel window.
   virtual bool IsPopupOrPanel(const WebContents* source) const;
 
   // Notification that the target URL has changed.
   virtual void UpdateTargetURL(WebContents* source,
@@ skipping 387 matching lines @@
   // Called when |this| is no longer the WebContentsDelegate for |source|.
   void Detach(WebContents* source);
 
   // The WebContents that this is currently a delegate for.
   std::set<WebContents*> attached_contents_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_DELEGATE_H_