chromeos: Fold ash/common/test/BUILD.gn into ash/test/BUILD.gn

ash/common/test/BUILD.gn

Index: ash/common/test/BUILD.gn
diff --git a/ash/common/test/BUILD.gn b/ash/common/test/BUILD.gn
deleted file mode 100644
index b4b4d37451f9eb4290af7ccc39e327a42d383d65..0000000000000000000000000000000000000000
--- a/ash/common/test/BUILD.gn
+++ /dev/null
@@ -1,46 +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.
-
-static_library("test_support") {
-  testonly = true
-  sources = [
-    "ash_test.cc",
-    "ash_test.h",
-    "ash_test_impl.h",
-    "test_palette_delegate.cc",
-    "test_palette_delegate.h",
-    "test_session_state_delegate.cc",
-    "test_session_state_delegate.h",
-    "test_shelf_delegate.cc",
-    "test_shelf_delegate.h",
-    "test_shelf_item_delegate.cc",
-    "test_shelf_item_delegate.h",
-    "test_system_tray_delegate.cc",
-    "test_system_tray_delegate.h",
-    "wm_shell_test_api.cc",
-    "wm_shell_test_api.h",
-    "workspace_event_handler_test_helper.cc",
-    "workspace_event_handler_test_helper.h",
-  ]
-  configs += [ "//build/config:precompiled_headers" ]
-
-  public_deps = [
-    "//testing/gtest",
-  ]
-  deps = [
-    "//ash",
-    "//ash/public/cpp:ash_public_cpp",
-    "//base",
-    "//components/signin/core/account_id",
-    "//components/user_manager",
-
-    # TODO: this is for ui/wm/public/window_types.h, which is in aura.
-    # http://crbug.com/654078.
-    "//ui/aura",
-    "//ui/display/manager",
-    "//ui/gfx/geometry",
-    "//ui/views",
-    "//ui/wm",
-  ]
-}