It is time.

ui/views/test/slider_test_api.cc

Index: ui/views/test/slider_test_api.cc
diff --git a/ui/views/test/slider_test_api.cc b/ui/views/test/slider_test_api.cc
deleted file mode 100644
index 243fa5552896d2273fd3dc4120c3e6becf821b0c..0000000000000000000000000000000000000000
--- a/ui/views/test/slider_test_api.cc
+++ /dev/null
@@ -1,23 +0,0 @@
-// Copyright 2014 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 "ui/views/test/slider_test_api.h"
-
-#include "ui/views/controls/slider.h"
-
-namespace views {
-namespace test {
-
-SliderTestApi::SliderTestApi(Slider* slider) : slider_(slider) {
-}
-
-SliderTestApi::~SliderTestApi() {
-}
-
-void SliderTestApi::SetListener(SliderListener* listener) {
-  slider_->set_listener(listener);
-}
-
-}  // namespace test
-}  // namespace views