Remove raw DictionaryValue::Set in //chrome

chrome/browser/extensions/api/tabs/tabs_event_router.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 "chrome/browser/extensions/api/tabs/tabs_event_router.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <utility>
@@ skipping 37 matching lines @@
     const base::DictionaryValue* listener_filter) {
   std::unique_ptr<api::tabs::Tab> tab_object =
       ExtensionTabUtil::CreateTabObject(contents, extension);
 
   std::unique_ptr<base::DictionaryValue> tab_value = tab_object->ToValue();
 
   auto changed_properties = base::MakeUnique<base::DictionaryValue>();
   const base::Value* value = nullptr;
   for (const auto& property : changed_property_names) {
     if (tab_value->Get(property, &value))
-      changed_properties->Set(property, value->CreateDeepCopy());
+      changed_properties->Set(property, base::MakeUnique<base::Value>(*value));
   }
 
   event->event_args->Set(1, std::move(changed_properties));
   event->event_args->Set(2, std::move(tab_value));
   return true;
 }
 
 }  // namespace
 
 TabsEventRouter::TabEntry::TabEntry(TabsEventRouter* router,
@@ skipping 278 matching lines @@
   }
 
   std::unique_ptr<base::ListValue> args(new base::ListValue);
   std::unique_ptr<base::DictionaryValue> select_info(new base::DictionaryValue);
 
   select_info->Set(
       tabs_constants::kWindowIdKey,
       base::MakeUnique<Value>(
           ExtensionTabUtil::GetWindowIdOfTabStripModel(tab_strip_model)));
 
-  select_info->Set(tabs_constants::kTabIdsKey, all_tabs.release());
+  select_info->Set(tabs_constants::kTabIdsKey, std::move(all_tabs));
   args->Append(std::move(select_info));
 
   // The onHighlighted event replaced onHighlightChanged.
   Profile* profile = tab_strip_model->profile();
   DispatchEvent(profile, events::TABS_ON_HIGHLIGHT_CHANGED,
                 tabs::OnHighlightChanged::kEventName,
                 std::unique_ptr<base::ListValue>(args->DeepCopy()),
                 EventRouter::USER_GESTURE_UNKNOWN);
   DispatchEvent(profile, events::TABS_ON_HIGHLIGHTED,
                 tabs::OnHighlighted::kEventName, std::move(args),
@@ skipping 191 matching lines @@
 }
 
 void TabsEventRouter::OnAutoDiscardableStateChange(WebContents* contents,
                                                    bool is_auto_discardable) {
   std::set<std::string> changed_property_names;
   changed_property_names.insert(tabs_constants::kAutoDiscardableKey);
   DispatchTabUpdatedEvent(contents, std::move(changed_property_names));
 }
 
 }  // namespace extensions