chromeos: Move files in //ash/common to //ash, part 2

ash/common/test/wm_shell_test_api.cc

Index: ash/common/test/wm_shell_test_api.cc
diff --git a/ash/common/test/wm_shell_test_api.cc b/ash/common/test/wm_shell_test_api.cc
deleted file mode 100644
index e48b444c4386bd67df79bc5e96c715754b6aa9c0..0000000000000000000000000000000000000000
--- a/ash/common/test/wm_shell_test_api.cc
+++ /dev/null
@@ -1,24 +0,0 @@
-// Copyright 2016 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 "ash/common/test/wm_shell_test_api.h"
-
-#include <utility>
-
-#include "ash/common/wm_shell.h"
-#include "ash/public/interfaces/new_window.mojom.h"
-#include "ash/system/tray/system_tray_delegate.h"
-
-namespace ash {
-
-WmShellTestApi::WmShellTestApi() {}
-
-WmShellTestApi::~WmShellTestApi() {}
-
-void WmShellTestApi::SetSystemTrayDelegate(
-    std::unique_ptr<SystemTrayDelegate> delegate) {
-  WmShell::Get()->SetSystemTrayDelegate(std::move(delegate));
-}
-
-}  // namespace ash