Switch RenderFrameHost pending deletion list to use scoped_ptr.

content/browser/frame_host/render_frame_host_manager.cc

 // Copyright 2013 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 "content/browser/frame_host/render_frame_host_manager.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <utility>
@@ skipping 702 matching lines @@
   // its RenderViewHost, mark it for deletion as well so that we don't try to
   // reuse it.
   if (render_frame_host->frame_tree_node()->IsMainFrame() &&
       render_frame_host->render_view_host()->ref_count() <= 1) {
     render_frame_host->render_view_host()->set_pending_deletion();
   }
 
   // |render_frame_host| will be deleted when its SwapOut ACK is received, or
   // when the timer times out, or when the RFHM itself is deleted (whichever
   // comes first).
-  pending_delete_hosts_.push_back(
-      linked_ptr<RenderFrameHostImpl>(render_frame_host.release()));
+  pending_delete_hosts_.push_back(std::move(render_frame_host));
 }
 
 bool RenderFrameHostManager::IsPendingDeletion(
     RenderFrameHostImpl* render_frame_host) {
   for (const auto& rfh : pending_delete_hosts_) {
-    if (rfh == render_frame_host)
+    if (rfh.get() == render_frame_host)
       return true;
   }
   return false;
 }
 
 bool RenderFrameHostManager::DeleteFromPendingList(
     RenderFrameHostImpl* render_frame_host) {
   for (RFHPendingDeleteList::iterator iter = pending_delete_hosts_.begin();
        iter != pending_delete_hosts_.end();
        iter++) {
-    if (*iter == render_frame_host) {
+    if (iter->get() == render_frame_host) {
       pending_delete_hosts_.erase(iter);
       return true;
     }
   }
   return false;
 }
 
 void RenderFrameHostManager::ResetProxyHosts() {
   for (auto& pair : proxy_hosts_) {
     static_cast<SiteInstanceImpl*>(pair.second->GetSiteInstance())
@@ skipping 1706 matching lines @@
 int RenderFrameHostManager::GetOpenerRoutingID(SiteInstance* instance) {
   if (!frame_tree_node_->opener())
     return MSG_ROUTING_NONE;
 
   return frame_tree_node_->opener()
       ->render_manager()
       ->GetRoutingIdForSiteInstance(instance);
 }
 
 }  // namespace content