Use SequencedTaskRunnerHandle for asynchronously running the X11 error handler.

chrome/browser/chrome_browser_main_extra_parts_x11.cc

Index: chrome/browser/chrome_browser_main_extra_parts_x11.cc
diff --git a/chrome/browser/chrome_browser_main_extra_parts_x11.cc b/chrome/browser/chrome_browser_main_extra_parts_x11.cc
index 3a068fb882e700062cd74ef1b5ae9fd39e8afd35..993f4f97299e562888d52a5ba85d546f01438c63 100644
--- a/chrome/browser/chrome_browser_main_extra_parts_x11.cc
+++ b/chrome/browser/chrome_browser_main_extra_parts_x11.cc
@@ -7,8 +7,8 @@
 #include "base/bind.h"
 #include "base/debug/debugger.h"
 #include "base/location.h"
-#include "base/single_thread_task_runner.h"
-#include "base/thread_task_runner_handle.h"
+#include "base/sequenced_task_runner.h"
+#include "base/threading/sequenced_task_runner_handle.h"
 #include "chrome/browser/lifetime/application_lifetime.h"
 #include "chrome/common/chrome_result_codes.h"
 #include "content/public/browser/browser_thread.h"
@@ -28,7 +28,7 @@ const int kWaitForUIThreadSeconds = 10;
 
 int BrowserX11ErrorHandler(Display* d, XErrorEvent* error) {
   if (!g_in_x11_io_error_handler) {
-    base::ThreadTaskRunnerHandle::Get()->PostTask(
+    base::SequencedTaskRunnerHandle::Get()->PostTask(
         FROM_HERE, base::Bind(&ui::LogErrorEventDescription, d, *error));
   }
   return 0;