It is time.

ui/wm/test/wm_test_helper.h

Index: ui/wm/test/wm_test_helper.h
diff --git a/ui/wm/test/wm_test_helper.h b/ui/wm/test/wm_test_helper.h
deleted file mode 100644
index 990b4787537a6ed487622e5593a95768a6da1d4a..0000000000000000000000000000000000000000
--- a/ui/wm/test/wm_test_helper.h
+++ /dev/null
@@ -1,65 +0,0 @@
-// Copyright 2013 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.
-
-#ifndef UI_WM_TEST_WM_TEST_HELPER_H_
-#define UI_WM_TEST_WM_TEST_HELPER_H_
-
-#include "base/compiler_specific.h"
-#include "base/memory/scoped_ptr.h"
-#include "ui/aura/client/window_tree_client.h"
-#include "ui/aura/window_tree_host.h"
-
-namespace aura {
-class Window;
-class WindowTreeHost;
-namespace client {
-class DefaultCaptureClient;
-class FocusClient;
-}
-}
-
-namespace gfx {
-class Rect;
-class Size;
-}
-
-namespace ui {
-class ContextFactory;
-}
-
-namespace wm {
-
-class CompoundEventFilter;
-class InputMethodEventFilter;
-
-// Creates a minimal environment for running the shell. We can't pull in all of
-// ash here, but we can create attach several of the same things we'd find in
-// the ash parts of the code.
-class WMTestHelper : public aura::client::WindowTreeClient {
- public:
-  WMTestHelper(const gfx::Size& default_window_size,
-               ui::ContextFactory* context_factory);
-  virtual ~WMTestHelper();
-
-  aura::WindowTreeHost* host() { return host_.get(); }
-
-  // Overridden from client::WindowTreeClient:
-  virtual aura::Window* GetDefaultParent(aura::Window* context,
-                                         aura::Window* window,
-                                         const gfx::Rect& bounds) override;
-
- private:
-  scoped_ptr<aura::WindowTreeHost> host_;
-
-  scoped_ptr<wm::CompoundEventFilter> root_window_event_filter_;
-  scoped_ptr<aura::client::DefaultCaptureClient> capture_client_;
-  scoped_ptr<wm::InputMethodEventFilter> input_method_filter_;
-  scoped_ptr<aura::client::FocusClient> focus_client_;
-
-  DISALLOW_COPY_AND_ASSIGN(WMTestHelper);
-};
-
-}  // namespace wm
-
-#endif  // UI_WM_TEST_WM_TEST_HELPER_H_