Remove WebContentsDelegate::SwappedOut

chrome/browser/chromeos/login/ui/webui_login_view.cc

 // Copyright 2014 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/chromeos/login/ui/webui_login_view.h"
 
 #include "ash/shell.h"
 #include "ash/system/tray/system_tray.h"
 #include "base/bind.h"
 #include "base/callback.h"
@@ skipping 444 matching lines @@
       event.type == blink::WebGestureEvent::GesturePinchUpdate ||
       event.type == blink::WebGestureEvent::GesturePinchEnd;
 }
 
 void WebUILoginView::LoadProgressChanged(content::WebContents* source,
                                          double progress) {
   // TODO(jdufault): Remove once crbug.com/452599 is resolved.
   VLOG(1) << "WebUILoginView loading progress updated to " << progress;
 }
 
-void WebUILoginView::SwappedOut(content::WebContents* source) {
-  VLOG(1) << "WebUILoginView got swapped out";
-}
-
 void WebUILoginView::BeforeUnloadFired(content::WebContents* tab,
                                        bool proceed,
                                        bool* proceed_to_fire_unload) {
   VLOG(1) << "WebUILoginView is unloading";
   *proceed_to_fire_unload = true;
 }
 
 void WebUILoginView::RendererUnresponsive(content::WebContents* source) {
   VLOG(1) << "WebUILoginView renderer became unresponsive";
 }
@@ skipping 17 matching lines @@
   if (should_emit_login_prompt_visible_) {
     VLOG(1) << "Login WebUI >> login-prompt-visible";
     chromeos::DBusThreadManager::Get()->GetSessionManagerClient()->
         EmitLoginPromptVisible();
   }
 
   webui_visible_ = true;
 }
 
 }  // namespace chromeos