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

chrome/browser/ui/webui/options/startup_pages_handler.cc

Index: chrome/browser/ui/webui/options/startup_pages_handler.cc
diff --git a/chrome/browser/ui/webui/options/startup_pages_handler.cc b/chrome/browser/ui/webui/options/startup_pages_handler.cc
index a06fa42f1eecee4e24fcf469935f6a30cb9b6bc5..d19fa21fcefc946603a68e07266a4c0b06b2ba9d 100644
--- a/chrome/browser/ui/webui/options/startup_pages_handler.cc
+++ b/chrome/browser/ui/webui/options/startup_pages_handler.cc
@@ -6,6 +6,8 @@
 
 #include <stddef.h>
 
+#include <utility>
+
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/logging.h"
@@ -121,13 +123,13 @@ void StartupPagesHandler::OnModelChanged() {
   int page_count = startup_custom_pages_table_model_->RowCount();
   std::vector<GURL> urls = startup_custom_pages_table_model_->GetURLs();
   for (int i = 0; i < page_count; ++i) {
-    base::DictionaryValue* entry = new base::DictionaryValue();
+    std::unique_ptr<base::DictionaryValue> entry(new base::DictionaryValue());
     entry->SetString("title", startup_custom_pages_table_model_->GetText(i, 0));
     entry->SetString("url", urls[i].spec());
     entry->SetString("tooltip",
                      startup_custom_pages_table_model_->GetTooltip(i));
     entry->SetInteger("modelIndex", i);
-    startup_pages.Append(entry);
+    startup_pages.Append(std::move(entry));
   }
 
   web_ui()->CallJavascriptFunctionUnsafe("StartupOverlay.updateStartupPages",