Remove use of deprecated MessageLoop methods in ui.

ui/aura/gestures/gesture_recognizer_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stdint.h>
 
 #include <list>
 
 #include "base/command_line.h"
+#include "base/location.h"
 #include "base/macros.h"
 #include "base/run_loop.h"
+#include "base/single_thread_task_runner.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/test/simple_test_tick_clock.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "base/timer/timer.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/aura/env.h"
 #include "ui/aura/test/aura_test_base.h"
 #include "ui/aura/test/test_window_delegate.h"
 #include "ui/aura/test/test_windows.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_event_dispatcher.h"
 #include "ui/base/hit_test.h"
 #include "ui/base/ui_base_switches.h"
@@ skipping 592 matching lines @@
       target->parent()->RemoveChild(target);
     }
   }
 
   DISALLOW_COPY_AND_ASSIGN(RemoveOnTouchCancelHandler);
 };
 
 void DelayByLongPressTimeout() {
   ui::GestureProvider::Config config;
   base::RunLoop run_loop;
-  base::MessageLoop::current()->PostDelayedTask(
-      FROM_HERE,
-      run_loop.QuitClosure(),
+  base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
+      FROM_HERE, run_loop.QuitClosure(),
       config.gesture_detector_config.longpress_timeout * 2);
   run_loop.Run();
 }
 
 void DelayByShowPressTimeout() {
   ui::GestureProvider::Config config;
   base::RunLoop run_loop;
-  base::MessageLoop::current()->PostDelayedTask(
-      FROM_HERE,
-      run_loop.QuitClosure(),
+  base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
+      FROM_HERE, run_loop.QuitClosure(),
       config.gesture_detector_config.showpress_timeout * 2);
   run_loop.Run();
 }
 
 void SetTouchRadius(ui::TouchEvent* event, float radius_x, float radius_y) {
   // Using ctor (over direct struct access) due to it's special behavior with
   // radii.
   ui::PointerDetails details(ui::EventPointerType::POINTER_TYPE_TOUCH,
                              radius_x,
                              radius_y,
@@ skipping 3792 matching lines @@
   EXPECT_FALSE(queued_delegate2->long_press());
 
   queued_delegate->Reset();
   queued_delegate->WaitUntilReceivedGesture(ui::ET_GESTURE_SHOW_PRESS);
   EXPECT_TRUE(queued_delegate->show_press());
   EXPECT_FALSE(queued_delegate->tap_down());
 }
 
 }  // namespace test
 }  // namespace aura