Remove ListValue::Append(new {Fundamental,String}Value(...)) pattern in //chrome

chrome/browser/extensions/api/tabs/windows_event_router.cc

Index: chrome/browser/extensions/api/tabs/windows_event_router.cc
diff --git a/chrome/browser/extensions/api/tabs/windows_event_router.cc b/chrome/browser/extensions/api/tabs/windows_event_router.cc
index 6c0251f4da0ef443a5d02b0f0c8013749810f654..e07fad88d840e8761a12065f14bfa7ce0c53ca18 100644
--- a/chrome/browser/extensions/api/tabs/windows_event_router.cc
+++ b/chrome/browser/extensions/api/tabs/windows_event_router.cc
@@ -117,11 +117,10 @@ bool WillDispatchWindowFocusedEvent(
 
   if (cant_cross_incognito || !visible_to_listener) {
     event->event_args->Clear();
-    event->event_args->Append(
-        new base::FundamentalValue(extension_misc::kUnknownWindowId));
+    event->event_args->AppendInteger(extension_misc::kUnknownWindowId);
   } else {
     event->event_args->Clear();
-    event->event_args->Append(new base::FundamentalValue(window_id));
+    event->event_args->AppendInteger(window_id);
   }
   return true;
 }
@@ -210,7 +209,7 @@ void WindowsEventRouter::OnWindowControllerRemoved(
 
   int window_id = window_controller->GetWindowId();
   std::unique_ptr<base::ListValue> args(new base::ListValue());
-  args->Append(new base::FundamentalValue(window_id));
+  args->AppendInteger(window_id);
   DispatchEvent(events::WINDOWS_ON_REMOVED, windows::OnRemoved::kEventName,
                 window_controller, std::move(args));
 }