SwapInternal 478 chrome/browser/prerender/prerender_manager.cc WebContents* new_web_contents = SwapInternal( SwapInternal 1181 chrome/browser/prerender/prerender_manager.cc WebContents* new_web_contents = manager_->SwapInternal( SwapInternal 647 chrome/browser/prerender/prerender_manager.h content::WebContents* SwapInternal(const GURL& url,