Revert of mus: Use TooltipManagerAura in NativeWidgetMus.

ui/views/BUILD.gn

 # 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.
 
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 import("//ui/ozone/ozone.gni")
 
 config("flags") {
@@ skipping 909 matching lines @@
       "//ui/events/devices",
       "//ui/events/platform/x11",
       "//ui/gfx/x",
     ]
   }
 
   if (use_aura) {
     sources += [
       "accessibility/ax_aura_obj_cache_unittest.cc",
       "controls/native/native_view_host_aura_unittest.cc",
-      "corewm/tooltip_controller_unittest.cc",
       "touchui/touch_selection_menu_runner_views_unittest.cc",
       "view_unittest_aura.cc",
       "widget/native_widget_aura_unittest.cc",
     ]
     public_deps += [
       "//ui/aura",
       "//ui/aura:test_support",
       "//ui/touch_selection",
       "//ui/wm",
     ]
@@ skipping 15 matching lines @@
     "run_all_unittests_main.cc",
 
     # EventGenerator doesn't work well with IME in mus so this must not be in
     # the shared unit test sources.
     # crbug.com/615033 crbug.com/548407
     "controls/textfield/textfield_unittest.cc",
   ]
 
   if (use_aura) {
     sources += [
+      # Tooltips. Can not be shared with mus: crbug.com/599558
+      "corewm/tooltip_controller_unittest.cc",
+
       # Some of the tests need drag-drop support. crbug.com/614037
       "touchui/touch_selection_controller_impl_unittest.cc",
     ]
 
     if (!is_chromeos) {
       sources += [
         "widget/desktop_aura/desktop_focus_rules_unittest.cc",
         "widget/desktop_aura/desktop_native_widget_aura_unittest.cc",
       ]
       if (use_x11) {
@@ skipping 32 matching lines @@
       "//ui/base:test_support",
       "//ui/compositor",
       "//ui/events:test_support",
       "//ui/gl:test_support",
       "//ui/resources",
       "//ui/resources:ui_test_pak",
       "//ui/strings",
     ]
   }
 }