Remove use of deprecated base::ListValue::Append(Value*) overload in extensions.

chrome/browser/extensions/api/screenlock_private/screenlock_private_api.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/screenlock_private/screenlock_private_api.h"
 
+#include <memory>
 #include <utility>
 
 #include "base/lazy_instance.h"
 #include "base/memory/ptr_util.h"
 #include "base/values.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/signin/chrome_proximity_auth_client.h"
 #include "chrome/browser/signin/easy_unlock_service.h"
 #include "chrome/common/extensions/api/screenlock_private.h"
 #include "chrome/common/extensions/extension_constants.h"
@@ skipping 95 matching lines @@
     : browser_context_(context) {
   proximity_auth::ScreenlockBridge::Get()->AddObserver(this);
 }
 
 ScreenlockPrivateEventRouter::~ScreenlockPrivateEventRouter() {}
 
 void ScreenlockPrivateEventRouter::OnScreenDidLock(
     proximity_auth::ScreenlockBridge::LockHandler::ScreenType screen_type) {
   DispatchEvent(events::SCREENLOCK_PRIVATE_ON_CHANGED,
                 screenlock::OnChanged::kEventName,
-                new base::FundamentalValue(true));
+                base::MakeUnique<base::FundamentalValue>(true));
 }
 
 void ScreenlockPrivateEventRouter::OnScreenDidUnlock(
     proximity_auth::ScreenlockBridge::LockHandler::ScreenType screen_type) {
   DispatchEvent(events::SCREENLOCK_PRIVATE_ON_CHANGED,
                 screenlock::OnChanged::kEventName,
-                new base::FundamentalValue(false));
+                base::MakeUnique<base::FundamentalValue>(false));
 }
 
 void ScreenlockPrivateEventRouter::OnFocusedUserChanged(
     const AccountId& account_id) {}
 
 void ScreenlockPrivateEventRouter::DispatchEvent(
     events::HistogramValue histogram_value,
     const std::string& event_name,
-    base::Value* arg) {
+    std::unique_ptr<base::Value> arg) {
   std::unique_ptr<base::ListValue> args(new base::ListValue());
   if (arg)
-    args->Append(arg);
+    args->Append(std::move(arg));
   std::unique_ptr<Event> event(
       new Event(histogram_value, event_name, std::move(args)));
   EventRouter::Get(browser_context_)->BroadcastEvent(std::move(event));
 }
 
 static base::LazyInstance<
     BrowserContextKeyedAPIFactory<ScreenlockPrivateEventRouter>> g_factory =
     LAZY_INSTANCE_INITIALIZER;
 
 // static
@@ skipping 18 matching lines @@
   args->AppendString(value);
 
   std::unique_ptr<Event> event(
       new Event(events::SCREENLOCK_PRIVATE_ON_AUTH_ATTEMPTED,
                 screenlock::OnAuthAttempted::kEventName, std::move(args)));
   router->BroadcastEvent(std::move(event));
   return true;
 }
 
 }  // namespace extensions