Use TaskScheduler instead of WorkerPool in xkb_keyboard_layout_engine.cc.

ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine.cc

Index: ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine.cc
diff --git a/ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine.cc b/ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine.cc
index 3ceea8f4cacb4896cefc35e031707e75dcfdcd4e..e22468a10f886eccc8c92530c65371d3ced0e970 100644
--- a/ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine.cc
+++ b/ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine.cc
@@ -16,8 +16,8 @@
 #include "base/memory/free_deleter.h"
 #include "base/single_thread_task_runner.h"
 #include "base/task_runner.h"
+#include "base/task_scheduler/post_task.h"
 #include "base/threading/thread_task_runner_handle.h"
-#include "base/threading/worker_pool.h"
 #include "build/build_config.h"
 #include "ui/events/event_constants.h"
 #include "ui/events/keycodes/dom/dom_code.h"
@@ -685,11 +685,13 @@ bool XkbKeyboardLayoutEngine::SetCurrentLayoutByName(
   }
   LoadKeymapCallback reply_callback = base::Bind(
       &XkbKeyboardLayoutEngine::OnKeymapLoaded, weak_ptr_factory_.GetWeakPtr());
-  base::WorkerPool::PostTask(
-      FROM_HERE,
+  base::PostTaskWithTraits(
+      FROM_HERE, base::TaskTraits()
+                     .WithShutdownBehavior(
+                         base::TaskShutdownBehavior::CONTINUE_ON_SHUTDOWN)
+                     .MayBlock(),
       base::Bind(&LoadKeymap, layout_name, base::ThreadTaskRunnerHandle::Get(),
-                 reply_callback),
-      true);
+                 reply_callback));
   return true;
 #else
   // Required by ozone-wayland (at least) for non ChromeOS builds. See