Replace unique_ptr.reset(other_unique_ptr.release() with std::move()

content/renderer/history_controller.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.
 
 /*
  * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved.
  *     (http://www.torchmobile.com/)
  *
@@ skipping 235 matching lines @@
       // compare against the main frame's URL, since that may have changed due
       // to a replaceState.  (Even origin can change on replaceState in certain
       // modes.)
       //
       // It would be safe to additionally check the ISNs of all parent frames
       // (and not just the root), but that is less critical because it won't
       // lead to a URL spoof.
       if (frame->IsMainFrame() ||
           current_entry_->root().itemSequenceNumber() ==
               provisional_entry_->root().itemSequenceNumber()) {
-        current_entry_.reset(provisional_entry_.release());
+        current_entry_ = std::move(provisional_entry_);
       }
 
       // We're guaranteed to have a current entry now.
       DCHECK(current_entry_);
 
       if (HistoryEntry::HistoryNode* node =
               current_entry_->GetHistoryNodeForFrame(frame)) {
         // Clear the children and any NavigationParams if this commit isn't for
         // the same item.  Otherwise we might have stale data from a race.
         if (node->item().itemSequenceNumber() != item.itemSequenceNumber()) {
@@ skipping 59 matching lines @@
     bool clone_children_of_target) {
   if (!current_entry_) {
     current_entry_.reset(new HistoryEntry(new_item));
   } else {
     current_entry_.reset(current_entry_->CloneAndReplace(
         new_item, clone_children_of_target, target_frame, render_view_));
   }
 }
 
 }  // namespace content