Remove usage of ScopedTaskScheduler.

chromeos/network/auto_connect_handler_unittest.cc

Index: chromeos/network/auto_connect_handler_unittest.cc
diff --git a/chromeos/network/auto_connect_handler_unittest.cc b/chromeos/network/auto_connect_handler_unittest.cc
index cbcb872c8c3810db18bd5aed28d89b1d5b05a7c0..9c2a1f0470faa0e1063279b74b883d0c21581c28 100644
--- a/chromeos/network/auto_connect_handler_unittest.cc
+++ b/chromeos/network/auto_connect_handler_unittest.cc
@@ -10,10 +10,10 @@
 #include "base/files/file_util.h"
 #include "base/json/json_reader.h"
 #include "base/macros.h"
-#include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/strings/stringprintf.h"
-#include "base/test/scoped_task_scheduler.h"
+#include "base/test/scoped_task_environment.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "chromeos/cert_loader.h"
 #include "chromeos/dbus/dbus_thread_manager.h"
 #include "chromeos/network/client_cert_resolver.h"
@@ -58,7 +58,9 @@ class TestCertResolveObserver : public ClientCertResolver::Observer {
 
 class AutoConnectHandlerTest : public NetworkStateTest {
  public:
-  AutoConnectHandlerTest() : scoped_task_scheduler_(&message_loop_) {}
+  AutoConnectHandlerTest()
+      : scoped_task_environment_(
+            base::test::ScopedTaskEnvironment::MainThreadType::UI) {}
 
   void SetUp() override {
     ASSERT_TRUE(test_nssdb_.is_open());
@@ -67,7 +69,8 @@ class AutoConnectHandlerTest : public NetworkStateTest {
     test_nsscertdb_.reset(new net::NSSCertDatabaseChromeOS(
         crypto::ScopedPK11Slot(PK11_ReferenceSlot(test_nssdb_.slot())),
         crypto::ScopedPK11Slot(PK11_ReferenceSlot(test_nssdb_.slot()))));
-    test_nsscertdb_->SetSlowTaskRunnerForTest(message_loop_.task_runner());
+    test_nsscertdb_->SetSlowTaskRunnerForTest(
+        base::ThreadTaskRunnerHandle::Get());
 
     CertLoader::Initialize();
     CertLoader::ForceHardwareBackedForTesting();
@@ -197,10 +200,9 @@ class AutoConnectHandlerTest : public NetworkStateTest {
   std::unique_ptr<NetworkProfileHandler> network_profile_handler_;
   crypto::ScopedTestNSSDB test_nssdb_;
   std::unique_ptr<net::NSSCertDatabaseChromeOS> test_nsscertdb_;
-  base::MessageLoopForUI message_loop_;
 
  private:
-  base::test::ScopedTaskScheduler scoped_task_scheduler_;
+  base::test::ScopedTaskEnvironment scoped_task_environment_;
 
   DISALLOW_COPY_AND_ASSIGN(AutoConnectHandlerTest);
 };