Rewrite simple uses of base::ListValue::Append() taking a raw pointer var.

chrome/browser/extensions/api/font_settings/font_settings_api.cc

 // Copyright (c) 2012 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.
 
 // Font Settings Extension API implementation.
 
 #include "chrome/browser/extensions/api/font_settings/font_settings_api.h"
 
 #include <stddef.h>
 
@@ skipping 322 matching lines @@
       NOTREACHED();
       return false;
     }
 
     std::string localized_name;
     if (!font_list_value->GetString(1, &localized_name)) {
       NOTREACHED();
       return false;
     }
 
-    base::DictionaryValue* font_name = new base::DictionaryValue();
+    std::unique_ptr<base::DictionaryValue> font_name(
+        new base::DictionaryValue());
     font_name->Set(kFontIdKey, new base::StringValue(name));
     font_name->Set(kDisplayNameKey, new base::StringValue(localized_name));
-    result->Append(font_name);
+    result->Append(std::move(font_name));
   }
 
   SetResult(std::move(result));
   return true;
 }
 
 bool ClearFontPrefExtensionFunction::RunSync() {
   if (GetProfile()->IsOffTheRecord()) {
     error_ = kSetFromIncognitoError;
     return false;
@@ skipping 98 matching lines @@
 
 const char* FontSettingsSetMinimumFontSizeFunction::GetPrefName() {
   return prefs::kWebKitMinimumFontSize;
 }
 
 const char* FontSettingsSetMinimumFontSizeFunction::GetKey() {
   return kPixelSizeKey;
 }
 
 }  // namespace extensions