Rewrite simple uses of base::ListValue::Append(base::Value*) on CrOS.

chrome/browser/ui/webui/options/chromeos/keyboard_handler.cc

Index: chrome/browser/ui/webui/options/chromeos/keyboard_handler.cc
diff --git a/chrome/browser/ui/webui/options/chromeos/keyboard_handler.cc b/chrome/browser/ui/webui/options/chromeos/keyboard_handler.cc
index 104671e63b3e2473394e928769a292eafd3515ed..ac71a61233922028ad006ac8780a0bb63ab7268a 100644
--- a/chrome/browser/ui/webui/options/chromeos/keyboard_handler.cc
+++ b/chrome/browser/ui/webui/options/chromeos/keyboard_handler.cc
@@ -6,6 +6,9 @@
 
 #include <stddef.h>
 
+#include <memory>
+#include <utility>
+
 #include "ash/common/new_window_delegate.h"
 #include "ash/common/wm_shell.h"
 #include "base/bind.h"
@@ -140,11 +143,10 @@ void KeyboardHandler::GetLocalizedValues(
       const input_method::ModifierKey value =
           kModifierKeysSelectItems[j].value;
       const int message_id = kModifierKeysSelectItems[j].message_id;
-      base::ListValue* option = new base::ListValue();
-      option->Append(new base::FundamentalValue(value));
-      option->Append(new base::StringValue(l10n_util::GetStringUTF16(
-          message_id)));
-      list_value->Append(option);
+      std::unique_ptr<base::ListValue> option(new base::ListValue());
+      option->AppendInteger(value);
+      option->AppendString(l10n_util::GetStringUTF16(message_id));
+      list_value->Append(std::move(option));
     }
     localized_strings->Set(kDataValuesNames[i], list_value);
   }